Last Updated: February 28, 2026
Find Your Bliss: The Ultimate Guide to Herbs for Happiness and Natural Mood Boosting
It is the apigenin binding to GABA receptors that gently lowers the volume on an anxious mind. It is the hypericin modulating serotonin reuptake that lifts the fog from a weary spirit. It is the rosmarinic acid quieting inflammatory pathways in neural tissue that allows genuine calm to emerge. These are not pharmaceutical inventions. These are molecules that plants have been producing for millions of years, and they are the reason certain herbs have earned their reputation as nature's most reliable mood allies.
But here is the part most herb companies leave out: these compounds are not guaranteed. They are not simply "there" because the plant has the right Latin name on the label. Apigenin, hypericin, linalool, withanolides, they are all secondary metabolites, chemical defense weapons the plant forges in response to real biological stress. When a chamomile plant fights off a microbial challenge in living soil, it produces more apigenin. When an Ashwagandha root pushes through a soil ecosystem teeming with mycorrhizal fungi and beneficial bacteria, it concentrates more withanolides. Chemistry created by struggle, not comfort.
At Sacred Plant Co, this connection between soil biology and phytochemical density drives everything we do. Our regenerative practices at I·M·POSSIBLE Farm have produced a Haney Score of 25.4, surpassing pristine forest benchmarks, because we understand that the potency of your herbal medicine starts in the dirt. If the soil is sterile, the plant has nothing to fight, and it makes less medicine. We refuse to accept that trade-off.
What You'll Learn
- How specific phytochemicals in happiness herbs interact with your brain and nervous system
- The six most effective herbs for mood support, from adaptogens to nervines
- Why soil health directly impacts the potency of mood-boosting plant compounds
- Practical preparation methods including teas, tinctures, and bath soaks
- How to identify premium quality herbs using sensory cues
- Safety considerations and contraindications for each mood-supporting herb
- DIY recipes for a calming happiness tea, mood-boosting smoothie, and herbal sachet
- Current scientific research backing each herb's traditional use
What Are Happiness Herbs and How Do They Work?
Happiness herbs are plants that contain specific phytochemicals shown to support emotional well-being by reducing cortisol, modulating neurotransmitters, and calming the nervous system.
True emotional resilience begins with phytochemicals—these natural compounds interact with your nervous system to modulate stress rather than just masking it.
The term "happiness herbs" encompasses plants from several traditional categories, each working through distinct biological mechanisms. Understanding these categories helps you choose the right herb for your specific needs rather than reaching for a generic supplement.
Adaptogens such as Ashwagandha and Rhodiola Rosea support the hypothalamic-pituitary-adrenal (HPA) axis, the system governing your stress response. They help your body modulate cortisol output rather than simply suppressing it, creating more resilient baseline mood over time.1
Nervines like Lavender and Lemon Balm work directly on the nervous system, calming overactive neural signaling and promoting a sense of ease. Lemon Balm, for instance, inhibits the enzyme GABA-transaminase, which means it helps your body hold onto more of its own calming neurotransmitter.2
Mood enhancers such as St. John's Wort and Chamomile influence serotonin, dopamine, and norepinephrine signaling pathways. St. John's Wort, for example, contains hypericin and hyperforin, which research indicates support balanced neurotransmitter activity without the side-effect profile of many conventional approaches.3
A Brief History of Herbs for Emotional Well-Being
These are not modern discoveries. Ashwagandha has been classified as a "Rasayana" (rejuvenator) in Ayurvedic medicine for over 3,000 years, prescribed specifically for emotional resilience and vitality. In Traditional Chinese Medicine, Rhodiola Rosea was used by Tibetan monks to enhance mood and combat fatigue at high altitudes. Western herbalism relied on St. John's Wort as a primary emotional support herb throughout the medieval period, and its use predates recorded European history. The science we have today simply validates what traditional practitioners observed for millennia.
The Top Six Herbs for Happiness and Mood Support
The most effective herbs for mood support include Ashwagandha, St. John's Wort, Lavender, Lemon Balm, Chamomile, and Rhodiola Rosea, each targeting different aspects of emotional well-being.
Ashwagandha (Withania somnifera)
Key compounds: Withanolides, withaferin A, sitoindosides
When Ashwagandha must collaborate with a vibrant soil microbiome, it synthesizes far more withanolides—the exact adaptogenic compounds that regulate our HPA axis.
Ashwagandha is arguably the most studied adaptogen for stress-related mood imbalance. A 2019 randomized controlled trial published in Medicine found that participants taking Ashwagandha root extract experienced significant reductions in perceived stress and morning cortisol levels compared to placebo.1 For those whose low mood stems from chronic stress and adrenal fatigue, Ashwagandha addresses the root cause rather than masking the symptom. If you want to go deeper into this adaptogen's full profile, explore our guide to Ashwagandha as a rejuvenating herb of vitality.
St. John's Wort (Hypericum perforatum)
Key compounds: Hypericin, hyperforin, adhyperforin
St. John's Wort stands apart because it has been directly compared to conventional mood-support pharmaceuticals in clinical trials. A Cochrane review analyzing 29 clinical studies concluded that Hypericum extracts demonstrated similar effectiveness to standard pharmaceutical approaches for mild to moderate mood challenges, with fewer reported side effects.3 The hyperforin in particular appears to inhibit the reuptake of serotonin, dopamine, and norepinephrine simultaneously, a mechanism unlike any single conventional compound. For a full exploration, read our article on the holistic benefits and history of St. John's Wort.
Lavender (Lavandula angustifolia)
Key compounds: Linalool, linalyl acetate, 1,8-cineole
Lavender's power lies in linalool, a terpene that crosses the blood-brain barrier and modulates GABA-A receptors, the same receptors targeted by anti-anxiety pharmaceuticals, but through a gentler, non-sedating mechanism.4 An oral lavender oil preparation (Silexan) has been shown in multiple trials to reduce generalized anxious feelings comparably to low-dose benzodiazepines without dependency risk. For everyday use, simply steeping the dried flowers and inhaling the steam offers a meaningful calming effect.
Lemon Balm (Melissa officinalis)
Key compounds: Rosmarinic acid, eugenol, citral, citronellal
High-potency Lemon Balm requires more than just sunlight; it needs mineral-rich soil to produce the dense volatile oils that inhibit GABA-transaminase and calm overactive neural pathways.
Lemon Balm is uniquely fast-acting among nervines. A study in Psychosomatic Medicine showed measurable improvements in calmness and alertness within one hour of ingestion.2 Its rosmarinic acid content also provides anti-inflammatory benefits in the brain, supporting long-term cognitive clarity alongside immediate mood elevation. If you are weighing Lemon Balm against Chamomile for your nightly ritual, our Lemon Balm vs. Chamomile comparison breaks down the best use case for each.
Chamomile (Matricaria recutita)
Key compounds: Apigenin, bisabolol, chamazulene, quercetin
Chamomile's mood-boosting reputation rests largely on apigenin, a flavonoid that binds benzodiazepine receptors in the brain with enough affinity to produce calm without sedation at moderate doses. A 2016 long-term study published in Phytomedicine found that chamomile extract significantly reduced moderate-to-severe generalized anxiety symptoms over an eight-week period.5 For those seeking restful sleep as a foundation for emotional stability, Chamomile is an excellent evening companion. Our full guide to Chamomile benefits covers its broader wellness applications.
Rhodiola Rosea
Key compounds: Rosavin, salidroside, tyrosol
Rhodiola excels at combating the energy collapse that often accompanies low mood. It supports dopamine and serotonin levels while also enhancing mitochondrial function, the energy production system inside every cell. A 2012 study in Phytomedicine showed significant improvements in stress-related fatigue symptoms after just one week of supplementation.6 It is particularly suited for those whose mood issues are intertwined with burnout and exhaustion.
Benefits of Herbs for Happiness
Mood-enhancing herbs provide multi-pathway benefits including cortisol regulation, improved sleep architecture, increased emotional resilience, and gentle energy support without stimulant crashes.
Integrating nervines and adaptogens into your daily routine helps reshape your nervous system's default settings, building a more resilient emotional baseline over time.
Stress Reduction and Cortisol Balance. Adaptogens like Ashwagandha work at the level of your HPA axis, the communication loop between your brain and adrenal glands that governs cortisol release. Instead of a quick mask, these herbs help recalibrate your baseline stress response over weeks of consistent use. For those navigating high-demand seasons, our guide to Ashwagandha vs. Holy Basil helps identify which adaptogen best fits your constitution.
Improved Sleep Quality. Nervine herbs like Lavender and Chamomile support the transition into deeper sleep stages, particularly the slow-wave sleep cycle where emotional processing and memory consolidation occur. Better sleep directly translates to more stable mood the following day, a virtuous cycle these herbs help initiate.
Gentle, Sustained Energy. Rhodiola Rosea and Lemon Balm offer a lift without the spike-and-crash pattern of caffeine. By supporting mitochondrial ATP production and reducing mental fatigue, they provide the kind of clear-headed energy that sustains motivation rather than borrowing it from tomorrow.
Emotional Resilience Over Time. Perhaps the most underappreciated benefit of working with happiness herbs is the cumulative effect. Adaptogens and nervines used consistently over weeks and months help reshape your nervous system's default settings, making you less reactive to daily stressors. This is not about numbing emotions. It is about building a more resilient container for them.
How to Identify Premium Happiness Herbs
The sensory quality of dried herbs, their color, aroma intensity, texture, and taste, directly indicates phytochemical density and medicinal value.
The Sensory Quality Check
If it does not bite back, it is not working. This is our guiding principle at Sacred Plant Co when evaluating the herbs we source. Real medicine engages your senses immediately, and you should trust your nose and tongue as much as any lab report. Here is what to look for with each happiness herb:
Chamomile: Premium dried Chamomile flowers should be a bright golden-yellow at the center with intact white petals, not grey or brown. The aroma should hit you immediately when you open the bag, a warm, sweet, almost apple-like fragrance. If you have to bury your nose in the bag to detect anything, the volatile oils have degraded.
Lavender: Look for a deep violet-blue color with intact buds, not shattered stems. The aroma should be sharp and penetrating, with distinct camphorous undertones beneath the floral sweetness. Quality Lavender should make you take an involuntary deep breath.
Lemon Balm: The leaves should be a vibrant green, not brown or yellowed. Crush a small pinch between your fingers. You should get an immediate, bright lemon-mint burst. Tasting notes lean toward a clean citrus brightness with subtle minty coolness.
St. John's Wort: Rub the flowering tops between your fingers. Premium St. John's Wort will stain your fingers a distinct reddish-purple, a visible indicator of high hypericin content. The dried herb should have a slight balsamic, resinous aroma.
Ashwagandha Root: The dried root should be light tan to cream-colored with a firm snap when broken (not pliable or rubbery). The signature aroma is earthy and slightly horsey, which is actually how it got its Sanskrit name ("smell of the horse"). A weak smell means weak medicine.
These sensory qualities are a direct result of how the plant was grown and dried. Plants cultivated in biologically active soil, where they encounter microbial challenges and mineral diversity, produce higher concentrations of the aromatic terpenes and pigmented compounds you are evaluating. It is visible evidence of our 400% soil biology increase at work.
Scientific Research on Herbs for Happiness
Multiple randomized controlled trials and systematic reviews support the mood-enhancing properties of Ashwagandha, St. John's Wort, Lavender, Lemon Balm, Chamomile, and Rhodiola Rosea.
The scientific validation behind these herbs extends beyond folk tradition into rigorous clinical research:
Ashwagandha: A prospective, randomized, double-blind, placebo-controlled study published in the Indian Journal of Psychological Medicine found a 44% reduction in perceived stress scores in the Ashwagandha group compared to placebo. Serum cortisol levels were also substantially lower.1
These vivid yellow blooms are a sign of thriving biology. Healthy plants produce more hypericin and hyperforin, the primary constituents studied for their neurotransmitter-modulating effects.
St. John's Wort: The 2008 Cochrane systematic review remains one of the most comprehensive analyses, concluding the herb is effective for mild to moderate mood imbalance with a favorable side-effect profile. Newer trials continue to support these findings.3
Lavender: Research published in Phytomedicine found that Silexan (standardized oral lavender oil) was as effective as lorazepam in reducing generalized anxious feelings, without the sedation or dependency concerns.4
Lemon Balm: A controlled trial in Psychosomatic Medicine demonstrated dose-dependent increases in calmness and alertness following acute Lemon Balm administration.2
Chamomile: An eight-week randomized controlled trial in Phytomedicine showed significant reductions in Generalized Anxiety Disorder (GAD) symptoms with long-term Chamomile extract use.5
Rhodiola Rosea: Clinical studies in Phytomedicine demonstrate improvements in stress-related fatigue, mood, and attention after one to four weeks of supplementation.6
Preparation Methods and Daily Rituals
The most effective ways to incorporate happiness herbs include herbal teas for daily nervous system nourishment, tinctures for faster absorption, smoothies for adaptogen integration, and aromatherapy for immediate calming effects.
Herbal Teas: The Foundation of Daily Practice
Tea is not just a delivery method. It is a ritual, and the act of preparing herbal tea, measuring the herbs, watching the steam rise, inhaling the aroma, is itself a form of nervous system regulation. At Sacred Plant Co, we encourage approaching each cup with intention, even a brief moment of gratitude before sipping can amplify the calming signals your body receives.
For mood support, steep dried herbs for a full 10 to 15 minutes covered (this is an infusion, not a quick dip). The longer steep extracts more of the water-soluble flavonoids and phenolic acids responsible for the calming effects. Our guide to buying and blending bulk herbs for tea covers steeping techniques in greater detail.
Tinctures: Concentrated and Fast-Acting
Tinctures deliver active compounds quickly through sublingual absorption. For mood support, place the recommended number of drops under the tongue and hold for 30 to 60 seconds before swallowing. This bypasses the digestive system for faster effects. St. John's Wort and Ashwagandha tinctures are particularly effective in this format. If you are exploring the broader world of herbal tinctures for emotional support, our guide to the best herbal tinctures for anxiety and natural stress relief provides detailed protocols.
Smoothies and Meals
Powdered Ashwagandha root blends seamlessly into morning smoothies. Start with 1/4 to 1/2 teaspoon and increase gradually. Pairing with a fat source (coconut oil, nut butter) improves the bioavailability of the fat-soluble withanolides.
Aromatherapy
For Lavender, aromatherapy is a legitimate clinical delivery method. Inhalation of linalool directly stimulates the olfactory nerve and influences limbic system activity within minutes. Keep dried Lavender sachets in your workspace or bedroom for passive, ongoing nervous system support.
DIY Recipes for Happiness Herb Blends
These simple, research-informed recipes use whole dried herbs to deliver mood-boosting phytochemicals through tea, food, topical application, and aromatherapy.
Calming Happiness Tea
Ingredients: 1 tsp dried Chamomile, 1 tsp dried Lavender, 1 tsp dried Lemon Balm
Instructions: Combine herbs in a teapot. Pour boiling water over and cover immediately to trap volatile oils. Steep for 10 to 12 minutes. Strain and sip 30 to 45 minutes before bedtime. The combination of apigenin from Chamomile, linalool from Lavender, and rosmarinic acid from Lemon Balm creates a synergistic calming effect greater than any single herb alone.
Pairing Ashwagandha with healthy fats like almond milk drastically increases the bioavailability of its fat-soluble withanolides.
Mood-Boosting Ashwagandha Smoothie
Ingredients: 1/2 tsp powdered Ashwagandha root, 1 banana, 1 cup almond milk, 1 tbsp honey or maple syrup, optional pinch of cinnamon
Instructions: Blend all ingredients until smooth. The banana provides natural sweetness that complements Ashwagandha's earthy flavor, while the fat in the almond milk supports absorption of the withanolides. Enjoy as a mid-morning ritual, ideally at the same time each day to support your body's circadian cortisol rhythm.
Transdermal absorption in a warm bath allows apigenin and linalool to directly engage your nervous system.
Restful Sleep Bath Soak
Ingredients: 2 tbsp dried Lavender, 2 tbsp dried Chamomile, 1/4 cup Epsom salts
Instructions: Place herbs in a muslin bag or cheesecloth. Add the bag and Epsom salts to warm (not hot) bathwater. Soak for 20 minutes. The warm water opens your pores for transdermal absorption of linalool and apigenin, while the magnesium from the Epsom salts further supports muscle relaxation and nervous system calm.
Passive aromatherapy with high-quality herbs consistently stimulates the olfactory nerve throughout your day.
Uplifting Herbal Sachet
Ingredients: 1 tbsp dried Lavender, 1 tbsp dried Lemon Balm, 1 small cloth pouch
Instructions: Combine herbs in the pouch. Gently crush the pouch each morning to refresh the volatile oil release. Keep near your pillow at night or in your workspace during the day. Replace the herbs every two to three weeks as the aromatic compounds dissipate. For best results, store your bulk herb supply properly. Our guide on how to buy, store, and use herbs in bulk ensures your herbs stay potent between uses.
Dosage Guidelines for Mood-Supporting Herbs
Effective dosages vary by herb and preparation method. Start with the lower end of each range and increase gradually, allowing one to three weeks for adaptogens to demonstrate their full effect.
Ashwagandha Root: Tea infusion, 1 to 2 teaspoons of dried root simmered (decoction) for 15 minutes. Tincture, follow the product label, typically 2 to 4 mL daily. Best taken consistently for at least four weeks.
St. John's Wort: Tea infusion, 1 to 2 teaspoons steeped for 10 minutes, up to three cups daily. Tincture, typically 2 to 4 mL three times daily. Allow four to six weeks for full effect. Important: St. John's Wort interacts with many medications (see Safety section).
Lavender: Tea infusion, 1 to 2 teaspoons of flowers steeped for 8 to 10 minutes. Aromatherapy, use freely. Bath soak, 2 to 4 tablespoons per bath. Safe for daily use.
Lemon Balm: Tea infusion, 1.5 to 2 teaspoons steeped for 10 to 15 minutes. Can be enjoyed multiple times daily. Often effective within the first cup.
Chamomile: Tea infusion, 2 to 3 teaspoons of flowers steeped for 10 to 15 minutes. Safe for daily use. Evening use supports both mood and sleep.
Rhodiola Rosea: Typically taken as a standardized extract or tincture. Best used in the morning or early afternoon, as it can be stimulating if taken too late in the day.
Safety Considerations and Contraindications
While happiness herbs are generally well-tolerated, several carry important interactions and contraindications, particularly St. John's Wort, which interacts with numerous pharmaceutical medications.
St. John's Wort has the most significant interaction profile of any herb in this guide. It induces the CYP3A4 liver enzyme, which accelerates the metabolism of many pharmaceutical drugs. It should not be combined with SSRIs, SNRIs, birth control pills, blood thinners (warfarin), immunosuppressants, or HIV medications without direct supervision from a healthcare provider. It also increases photosensitivity, so sun protection is advisable during use.
Ashwagandha is a nightshade family member and should be avoided by those with nightshade sensitivities. It may also mildly affect thyroid hormone levels, so individuals with thyroid conditions should consult their practitioner. Avoid during pregnancy.
Chamomile belongs to the Asteraceae/Compositae family and can trigger allergic reactions in individuals sensitive to ragweed, chrysanthemums, or marigolds. It may also mildly enhance the effects of blood-thinning medications.
Lavender is one of the safest herbs in this guide. Oral lavender supplements at high doses may occasionally cause digestive discomfort. External use is well-tolerated by most people.
Lemon Balm is broadly safe for daily use. Some traditional herbalists suggest caution for individuals with hypothyroidism due to its potential mild impact on thyroid function, though clinical evidence for this is limited.
Rhodiola Rosea may be stimulating for some individuals. Start with lower doses, especially if you are sensitive to stimulants. Not recommended during pregnancy or breastfeeding.
For all herbs: If you are pregnant, breastfeeding, taking any prescription medications, or managing a diagnosed condition, consult a qualified healthcare practitioner before introducing new herbs into your routine.
Premium Happiness Herbs from Sacred Plant Co
Every herb we offer reflects our commitment to regenerative sourcing and phytochemical potency, backed by transparent lab testing and quality you can verify with your own senses.
Our premium dried Ashwagandha root delivers the rich, earthy aroma and firm snap that indicate concentrated withanolide content, the adaptogenic compounds behind its stress-reducing and mood-balancing reputation.
Shop Ashwagandha Root
Our St. John's Wort flowering tops stain the fingers red-purple on contact, the visible signature of high hypericin content and the mark of a genuinely potent mood-support herb.
Shop St. John's Wort
Deep violet-blue buds with an aroma that fills the room the moment you open the bag. Our premium Lavender flowers deliver the linalool concentration your nervous system needs to truly unwind.
Shop Lavender Flowers
Vibrant green leaves that release an immediate lemon-mint burst when crushed between your fingers. That aromatic intensity signals the rosmarinic acid density that makes this nervine so effective for fast-acting calm.
Shop Lemon Balm
Bright golden-centered flowers with intact petals and an apple-sweet aroma that reaches you before you even finish opening the bag. That immediate fragrance confirms the apigenin content that makes Chamomile a cornerstone of evening mood support.
Shop Chamomile FlowersQuality Transparency: Certificates of Analysis
At Sacred Plant Co, we believe transparency is inseparable from quality. Every batch of herbs we source undergoes testing to verify identity, potency, and purity. If you would like to verify the specific lab results for any herb you purchase from us, you can request a Certificate of Analysis by lot number. Understanding what these reports mean empowers you to make informed choices. Learn more in our guide on how to read a Certificate of Analysis.
Request COA by Lot #Tips for Choosing and Using Happiness Herbs
Maximizing the benefits of mood-supporting herbs requires attention to sourcing quality, gradual introduction, proper storage, and integration with broader wellness practices.
Prioritize Regenerative Sourcing. The phytochemical density of your herbs depends on how they were grown. Herbs cultivated in biologically active soil systems, like the Korean Natural Farming methods practiced at I·M·POSSIBLE Farm, develop richer secondary metabolite profiles than those produced in depleted, chemically managed soils. When you choose regenerative, you choose potency.
Start Low and Build Gradually. Introduce one herb at a time over a period of one to two weeks before adding another. This allows you to clearly identify how each herb affects your unique constitution and prevents confusion if a sensitivity arises.
Store Properly for Lasting Potency. Keep dried herbs in airtight containers away from light, heat, and moisture. Glass jars with tight lids in a cool, dark cabinet are ideal. Properly stored bulk herbs retain their aromatic and medicinal potency far longer than pre-packaged tea bags.
Pair with Lifestyle Foundations. Herbs work best when they support, rather than replace, foundational wellness habits. Regular movement, adequate sleep, time in nature, and meaningful social connection create the conditions where herbs can do their most powerful work. For more on building a comprehensive herbal anxiety-relief approach, explore our guide to herbs for anxiety and natural solutions.
Herbs for Happiness FAQ: Natural Mood Support, Emotional Balance, and Uplifted Living
Grow Your Joy: Cultivating Happiness Naturally with the Power of Herbs
Happiness herbs provide a science-backed, time-tested pathway to more stable mood, deeper resilience, and genuine emotional vitality, especially when sourced from living, regenerative soil.
True emotional vitality doesn't come from a quick fix; it's cultivated over time by honoring your body's innate wisdom with pure, soil-driven plant medicine.
The path to emotional well-being is not found in a single pill or a quick fix. It is built through daily choices that honor the relationship between your body, your nervous system, and the plants that have evolved alongside human healing for millennia. Ashwagandha, St. John's Wort, Lavender, Lemon Balm, Chamomile, and Rhodiola each offer a distinct key to different doors within your emotional architecture.
What makes these herbs truly extraordinary is not just their phytochemistry but the living systems that produce it. When we prioritize regenerative agriculture, when we insist on soil teeming with microbial life rather than sterilized convenience, we are making a direct investment in the potency of every cup, every tincture, every bath soak. The medicine starts in the soil. Your bliss starts with choosing herbs that remember that truth.
Whether you begin with a simple cup of Chamomile-Lavender tea before bed or build a comprehensive adaptogenic protocol with Ashwagandha and Rhodiola, the most important step is the first one. Start slowly. Engage your senses. Trust the process. And know that every herb from Sacred Plant Co carries the full weight of our regenerative commitment, from root to remedy.
References
- Chandrasekhar, K., Kapoor, J., & Anishetty, S. (2012). A Prospective, Randomized Double-Blind, Placebo-Controlled Study of Safety and Efficacy of a High-Concentration Full-Spectrum Extract of Ashwagandha Root in Reducing Stress and Anxiety in Adults. Indian Journal of Psychological Medicine, 34(3), 255-262.
- Kennedy, D. O., Little, W., & Scholey, A. B. (2004). Attenuation of Laboratory-Induced Stress in Humans After Acute Administration of Melissa officinalis (Lemon Balm). Psychosomatic Medicine, 66(4), 607-613.
- Linde, K., Berner, M. M., & Kriston, L. (2008). St John's Wort for Major Depression. Cochrane Database of Systematic Reviews, (4), CD000448.
- Woelk, H., & Schlafke, S. (2010). A Multi-Center, Double-Blind, Randomised Study of the Lavender Oil Preparation Silexan in Comparison to Lorazepam for Generalized Anxiety Disorder. Phytomedicine, 17(2), 94-99.
- Mao, J. J., Xie, S. X., Keefe, J. R., Soeller, I., Li, Q. S., & Amsterdam, J. D. (2016). Long-term Chamomile (Matricaria chamomilla L.) Treatment for Generalized Anxiety Disorder: A Randomized Clinical Trial. Phytomedicine, 23(14), 1735-1742.
- Olsson, E. M., von Scheele, B., & Panossian, A. G. (2009). A Randomised, Double-Blind, Placebo-Controlled, Parallel-Group Study of the Standardised Extract SHR-5 of the Roots of Rhodiola rosea in the Treatment of Subjects with Stress-Related Fatigue. Planta Medica, 75(2), 105-112.
- Srivastava, J. K., Shankar, E., & Gupta, S. (2010). Chamomile: A Herbal Medicine of the Past with Bright Future. Molecular Medicine Reports, 3(6), 895-901.
