Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.
- Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression.
Markun S; Gravestock I; Jäger L; Rosemann T; Pichierri G; Burgstaller JM · Nutrients · 2021
Meta-analysis6,276 participants16 studies pooledflagEnergy forscienceVitamin B12
- Efficacy and Safety of Low-Dose Ashwagandha Supplementation on Exercise Endurance: A Randomized, Placebo-Controlled, Double-Blind, Clinical Trial.
Prajapati H; Satia M; Shah D; Basera I; Shah T · Phytotherapy research : PTR · 2026
Randomized trialflagEnergy forscienceAshwagandha
- A Randomized, Double-Blind, Placebo-Controlled, Crossover Study Examining the Hormonal and Vitality Effects of Ashwagandha ( Withania somnifera) in Aging, Overweight Males.
Lopresti AL; Drummond PD; Smith SJ · American journal of men's health · 2020
Randomized trial57 participantsflagEnergy forscienceAshwagandha
- 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.
Chandrasekhar K; Kapoor J; Anishetty S · Indian journal of psychological medicine · 2013
Randomized trial64 participantsflagStress Relief flagMood Support forscienceAshwagandha
- Dual impact of Ashwagandha: Significant cortisol reduction but no effects on perceived stress - A systematic review and meta-analysis.
Albalawi AA · Nutrition and health · 2025
Meta-analysis488 participants13 studies pooledflagStress Relief forscienceAshwagandha
- Acute and Repeated Ashwagandha Supplementation Improves Markers of Cognitive Function and Mood.
Leonard M; Dickerson B; Estes L; Gonzalez DE; Jenkins V; Johnson S; Xing D; Yoo C; Ko J; Purpura M; Jäger R; Faries M; Kephart W; Sowinski R; Rasmussen CJ; Kreider RB · Nutrients · 2024
Randomized trial59 participantsflagBrain Health flagCognitive Support flagEnergy forscienceAshwagandha
- Effect of ashwagandha (Withania somnifera) extract with Sominone (Somin-On™) to improve memory in adults with mild cognitive impairment: A randomized, double-blind, placebo-controlled study.
Rai HP; Mishra DN · Journal of psychopharmacology (Oxford, England) · 2025
Randomized trial40 participantsflagBrain Health flagCognitive Support forscienceAshwagandha
- Efficacy of Withania somnifera supplementation on adult's cognition and mood.
Remenapp A; Coyle K; Orange T; Lynch T; Hooper D; Hooper S; Conway K; Hausenblas HA · Journal of Ayurveda and integrative medicine · 2022
Randomized trial60 participantsflagBrain Health flagCognitive Support flagProductivity Boost forscienceAshwagandha
- A clinical assessment of the therapeutic effects of Ashwagandha root extract on cognitive performance, sleep, and fatigue in children aged 6-12 years.
Saxena A; Lopresti A; Sharif M; Elon N; Suri R; Langade DK · Frontiers in nutrition · 2026
Randomized trial85 participantsflagBrain Health forscienceAshwagandha
- Efficacy and Safety of Ashwagandha Root Extract on Cognitive Functions in Healthy, Stressed Adults: A Randomized, Double-Blind, Placebo-Controlled Study.
Gopukumar K; Thanawala S; Somepalli V; Rao TSS; Thamatam VB; Chauhan S · Evidence-based complementary and alternative medicine : eCAM · 2022
Randomized trial130 participantsflagBrain Health flagStress Relief forscienceAshwagandha
- Combined L-carnosine and L-tyrosine supplementation as an ergogenic strategy for physical and cognitive performance under fatigue in professional football players.
Bilgin S; Bozyılan E; Buzdağlı Y; Karaç Öcal Y; Gürkan O; Toktaş S; İnan H; Egil İ; Yarayan YE · Frontiers in nutrition · 2026
Randomized trial24 participantsflagBrain Health forscienceTyrosine
- Effect of tyrosine supplementation on clinical and healthy populations under stress or cognitive demands--A review.
Jongkees BJ; Hommel B; Kühn S; Colzato LS · Journal of psychiatric research · 2016
Narrative reviewflagBrain Health forscienceTyrosine
- Influence of nutritional tyrosine on cognition and functional connectivity in healthy old humans.
Hensel C; Becker M; Düzel S; Demuth I; Norman K; Steinhagen-Thiessen E; Gallinat J; Lindenberger U; Kühn S · NeuroImage · 2019
Cross-sectional study286 participantsflagBrain Health forscienceTyrosine
- Dietary Tyrosine Intake (FFQ) Is Associated with Locus Coeruleus, Attention and Grey Matter Maintenance: An MRI Structural Study on 398 Healthy Individuals of the Berlin Aging Study-II.
Plini ERG; Melnychuk MC; Harkin A; Dahl MJ; McAuslan M; Kühn S; Boyle RT; Whelan R; Andrews R; Düzel S; Drewelies J; Wagner GG; Lindenberger U; Norman K; Robertson IH; Dockree PM · The journal of nutrition, health & aging · 2023
Cross-sectional study398 participantsflagBrain Health forscienceTyrosine
- Baseline-dependent effect of dopamine's precursor L-tyrosine on working memory gating but not updating.
Jongkees BJ · Cognitive, affective & behavioral neuroscience · 2021
Randomized trial45 participantsflagBrain Health forscienceTyrosine
- Relationship between vitamin B12 levels and motor development: A systematic review.
Dos Santos MERA; da Silva KG; da Silva Souza AP; da Silva ABJ; da Silva RF; da Silva EHA; de Souza SL; Barros WMA · Clinical nutrition ESPEN · 2024
Systematic review1,559 participants8 studies pooledflagBrain Health forscienceVitamin B12
- Vitamin B12 supplementation improves cognitive function in middle aged and elderly patients with cognitive impairment.
Zhou L; Bai X; Huang J; Tan Y; Yang Q · Nutricion hospitalaria · 2023
Randomized trial115 participantsflagBrain Health flagCognitive Support forscienceVitamin B12
- Structural and Functional Brain Changes Associated with Vitamin B12 Deficiency using Magnetic Resonance Imaging: A Systematic Review and Meta-analysis.
Alghamdi A · Current medical imaging · 2023
Meta-analysis12 studies pooledflagBrain Health forscienceVitamin B12
- Maternal vitamin B12, vitamin D, and folic acid status during pregnancy and child neurodevelopment: a systematic review.
Franco L; de Andrade CVF; Margini LV; Sousa N · Frontiers in neuroscience · 2026
Systematic review22 studies pooledflagBrain Health forscienceVitamin B12
- Higher vitamin B12 from mid- to late life is related to slower rates of cognitive decline.
Marino FR; Rogers G; Miller JW; Selhub J; Mez J; Crane PK; Mukherjee S; Saykin AJ; Hohman TJ; Trittschuh EH; Au R; Jacques PF; Hwang PH · Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
Cohort study1,994 participantsflagBrain Health forscienceVitamin B12
- A standardized Ashwagandha root extract alleviates stress, anxiety, and improves quality of life in healthy adults by modulating stress hormones: Results from a randomized, double-blind, placebo-controlled study.
Majeed M; Nagabhushanam K; Mundkur L · Medicine · 2023
Randomized trial54 participantsflagCognitive Support forscienceAshwagandha
- Efficacy and safety of ashwagandha root extract in children and adolescents with mild attention-deficit/hyperactivity disorder: a randomized, double-blind, placebo-controlled trial.
Naik S; Muralidhar G; Rao BS; Agarwal S; Jain M · Journal of medicine and life · 2026
Randomized trial58 participantsflagCognitive Support forscienceAshwagandha
- Maternal Vitamin B12 Status During Pregnancy and Its Association With Outcomes of Pregnancy and Health of the Offspring: A Systematic Review and Implications for Policy in India.
Behere RV; Deshmukh AS; Otiv S; Gupte MD; Yajnik CS · Frontiers in endocrinology · 2021
Systematic review46 studies pooledflagCognitive Support forscienceVitamin B12
- Effect of Maternal Vitamin B12 Supplementation on Cognitive Outcomes in South Indian Children: A Randomized Controlled Clinical Trial.
Thomas S; Thomas T; Bosch RJ; Ramthal A; Bellinger DC; Kurpad AV; Duggan CP; Srinivasan K · Maternal and child health journal · 2019
Randomized trial218 participantsflagCognitive Support forscienceVitamin B12
- Effects of Folic Acid and Vitamin B12, Alone and in Combination on Cognitive Function and Inflammatory Factors in the Elderly with Mild Cognitive Impairment: A Single-blind Experimental Design.
Ma F; Zhou X; Li Q; Zhao J; Song A; An P; Du Y; Xu W; Huang G · Current Alzheimer research · 2020
Randomized trial240 participantsflagCognitive Support forscienceVitamin B12
- Prenatal vitamin B12 status and cognitive functioning in children at 4 years of age: The ECLIPSES Study.
Cruz-Rodríguez J; Canals-Sans J; Hernández-Martínez C; Voltas-Moreso N; Arija V · Maternal & child nutrition · 2023
Cohort study249 participantsflagCognitive Support forscienceVitamin B12
- Effects of multi-herb and ashwagandha root formulas on stress modulation: a randomized, double-blind, placebo-controlled clinical study.
McKinney E; Stewart J; Kewalramani R; Singh S · Trials · 2026
Randomized trial186 participantsflagEnergy flagMood Support forscienceAshwagandha
- Enhancing healthspan with Ashwagandha (Withania somnifera): a comprehensive review of its multifaceted geroprotective benefits.
Vittal M; Vinciguerra M · Biogerontology · 2025
Narrative reviewflagEnergy forscienceAshwagandha
- Safety and Efficacy of Ashwagandha Root Extract on Cognition, Energy and Mood Problems in Adults: Prospective, Randomized, Placebo-Controlled Study.
Kale S; Lopresti A; Suri R; Garg N; Langade D · Journal of psychoactive drugs · 2026
Randomized trial120 participantsflagEnergy flagProductivity Boost forscienceAshwagandha
- Effects of an Aqueous Extract of Withania somnifera on Strength Training Adaptations and Recovery: The STAR Trial.
Ziegenfuss TN; Kedia AW; Sandrock JE; Raub BJ; Kerksick CM; Lopez HL · Nutrients · 2019
Randomized trial38 participantsflagFitness forscienceAshwagandha
- Efficacy of Ashwagandha (Withania somnifera [L.] Dunal) in improving cardiorespiratory endurance in healthy athletic adults.
Choudhary B; Shetty A; Langade DG · Ayu · 2016
Randomized trial50 participantsflagFitness flagGeneral Health forscienceAshwagandha
- Effects of Ashwagandha ( Withania somnifera) standardized root extract on physical endurance and VO 2max in healthy adults performing resistance training: An eight-week, prospective, randomized, double-blind, placebo-controlled study.
Verma N; Gupta SK; Patil S; Tiwari S; Mishra AK · F1000Research · 2024
Randomized trial80 participantsflagFitness flagGeneral Health flagMuscle Gain forscienceAshwagandha
- Effects of Withania somnifera (L.) Dunal (Ashwagandha) on cognitive and physical function in adults: a systematic review and meta-analysis.
Zhu X; Zeng Q; Lei Y; Xu D · Frontiers in pharmacology · 2026
Meta-analysis1,249 participants20 studies pooledflagFitness flagMuscle Gain flagTestosterone Support forscienceAshwagandha
- Effects of eight-week supplementation of Ashwagandha on cardiorespiratory endurance in elite Indian cyclists.
Shenoy S; Chaskar U; Sandhu JS; Paadhi MM · Journal of Ayurveda and integrative medicine · 2013
Randomized trial40 participantsflagFitness forscienceAshwagandha
- A randomized, double blind, placebo controlled study to evaluate the effects of ashwagandha (Withania somnifera) extract on sleep quality in healthy adults.
Deshpande A; Irani N; Balkrishnan R; Benny IR · Sleep medicine · 2021
Randomized trial150 participantsflagGeneral Health forscienceAshwagandha
- Withania somnifera (L.) Dunal as Add-On Therapy for COPD Patients: A Randomized, Placebo-Controlled, Double-Blind Study.
Singh P; Salman KA; Shameem M; Warsi MS · Frontiers in pharmacology · 2022
Randomized trial150 participantsflagGeneral Health forscienceAshwagandha
- Effect of Ashwagandha (Withania somnifera) extract on sleep: A systematic review and meta-analysis.
Cheah KL; Norhayati MN; Husniati Yaacob L; Abdul Rahman R · PloS one · 2021
Meta-analysis400 participants5 studies pooledflagGeneral Health flagProductivity Boost forscienceAshwagandha
- Oral Vitamin B12 versus Placebo for the Prevention of Chemotherapy-Induced Peripheral Neuropathy in Gynecological Cancer Patients: A Randomized, Double-Blind, Placebo-Controlled Trial.
Insin P; Chaiwongsa T; Prueksaritanond N · Asian Pacific journal of cancer prevention : APJCP · 2026
Randomized trial40 participantsflagGeneral Health forscienceVitamin B12
- Vitamin B12 Supplementation in Diabetic Neuropathy: A 1-Year, Randomized, Double-Blind, Placebo-Controlled Trial.
Didangelos T; Karlafti E; Kotzakioulafi E; Margariti E; Giannoulaki P; Batanis G; Tesfaye S; Kantartzis K · Nutrients · 2021
Randomized trial90 participantsflagGeneral Health forscienceVitamin B12
- A single-center randomized controlled trial of local methylcobalamin injection for subacute herpetic neuralgia.
Xu G; Lv ZW; Feng Y; Tang WZ; Xu GX · Pain medicine (Malden, Mass.) · 2014
Randomized trial98 participantsflagGeneral Health forscienceVitamin B12
- Local Injection of Methylcobalamin Combined with Lidocaine for Acute Herpetic Neuralgia.
Xǔ G; Xu S; Tang WZ; Xú G; Cheng C; Xu J · Pain medicine (Malden, Mass.) · 2017
Randomized trial204 participantsflagGeneral Health forscienceVitamin B12
- The Effect of Vitamin B12 and Folic Acid Supplementation on Serum Homocysteine, Anemia Status and Quality of Life of Patients with Multiple Sclerosis.
Nozari E; Ghavamzadeh S; Razazian N · Clinical nutrition research · 2022
Clinical trial50 participantsflagGeneral Health forscienceVitamin B12
- Effects of Withania somnifera root extract serum application on hair health in healthy adults: A prospective, double-blind, randomized, parallel, placebo-controlled study.
Yerram C; Jillella A; Reddy V · Journal of Ayurveda and integrative medicine · 2023
Randomized trial61 participantsflagHair Health forscienceAshwagandha
- A Prospective, Randomized, Double-Blind, Placebo-Controlled Clinical Study of Efficacy and Safety of Ashwagandha Root Extract Capsule on Skin and Hair Health in Healthy Adults.
Jillella A; Keerthi N; Venkateswar Reddy J · Phytotherapy research : PTR · 2026
Randomized trialflagHair Health forscienceAshwagandha
- [Evaluation of the role of dietary intake in the occurrence of alopecia].
El Fékih N; Kamoun H; Fazaa B; El Ati J; Zouari B; Kamoun MR; Gaigi S · Revue medicale de Liege · 2010
Case-control study272 participantsflagHair Health forscienceIodine
- A proprietary herbal extract of ashwagandha root for stress and anxiety in healthy adults: a randomized, double-blind, three-arm, placebo-controlled efficacy and safety study.
West RE; Biswas A; Rao R; Tayade H; Ademola J · Journal of medicine and life · 2026
Randomized trial141 participantsflagMood Support forscienceAshwagandha
- Safety and efficacy of Withania somnifera for anxiety and insomnia: Systematic review and meta-analysis.
Fatima K; Malik J; Muskan F; Raza G; Waseem A; Shahid H; Jaffery SF; Khan U; Zaheer MK; Shaikh Y; Rashid AM · Human psychopharmacology · 2024
Meta-analysis254 participants5 studies pooledflagMood Support forscienceAshwagandha
- Medicinal herbs for the treatment of anxiety: A systematic review and network meta-analysis.
Zhang W; Yan Y; Wu Y; Yang H; Zhu P; Yan F; Zhao R; Tian P; Wang T; Fan Q; Su Z · Pharmacological research · 2022
Meta-analysis29 participants29 studies pooledflagMood Support forscienceAshwagandha
- Ashwagandha Root Extract Stabilises Physiological Stress Responses in Male and Female Team Sports Athletes During Pre-Season Training.
Coope OC; Otaegui E; Suárez M; Levington A; Abad-Sangrà M; Lloyd B; Spurr TJ; Roman-Viñas B · Nutrients · 2026
Randomized trial56 participantsflagMuscle Gain forscienceAshwagandha
- Evaluation of Withania somnifera (L.) Dunal (Ashwagandha) on Physical Performance, Biomarkers of Inflammation, and Muscle Status in Healthy Volunteers: A Randomized, Double-Blind, Placebo-Controlled Study.
Raut A; Tripathi R; Marathe PA; Uchil DA; Agashe S; Rege N; Vaidya AB · Cureus · 2024
Randomized trialflagMuscle Gain forscienceAshwagandha
- Examining the effect of Withania somnifera supplementation on muscle strength and recovery: a randomized controlled trial.
Wankhede S; Langade D; Joshi K; Sinha SR; Bhattacharyya S · Journal of the International Society of Sports Nutrition · 2016
Randomized trial57 participantsflagMuscle Gain forscienceAshwagandha
- Clinical evaluation of the pharmacological impact of ashwagandha root extract on sleep in healthy volunteers and insomnia patients: A double-blind, randomized, parallel-group, placebo-controlled study.
Langade D; Thakare V; Kanchi S; Kelgane S · Journal of ethnopharmacology · 2021
Randomized trial80 participantsflagProductivity Boost forscienceAshwagandha
- Effect of standardized aqueous extract of Withania somnifera on tests of cognitive and psychomotor performance in healthy human participants.
Pingali U; Pilli R; Fatima N · Pharmacognosy research · 2014
Randomized trial20 participantsflagProductivity Boost forscienceAshwagandha
- An investigation into the stress-relieving and pharmacological actions of an ashwagandha (Withania somnifera) extract: A randomized, double-blind, placebo-controlled study.
Lopresti AL; Smith SJ; Malvi H; Kodgule R · Medicine · 2019
Randomized trial60 participantsflagStress Relief forscienceAshwagandha
- Shoden promotes Relief from stress and anxiety: A randomized, double-blind, placebo-controlled study on healthy subjects with high stress levels.
Mishra DN; Kumar M · Heliyon · 2024
Randomized trial60 participantsflagStress Relief forscienceAshwagandha
- Adaptogenic and Anxiolytic Effects of Ashwagandha Root Extract in Healthy Adults: A Double-blind, Randomized, Placebo-controlled Clinical Study.
Salve J; Pate S; Debnath K; Langade D · Cureus · 2020
Randomized trial60 participantsflagStress Relief forscienceAshwagandha
- Role of magnesium supplementation in the treatment of depression: A randomized clinical trial.
Tarleton EK; Littenberg B; MacLean CD; Kennedy AG; Daley C · PloS one · 2017
Randomized trial126 participantsflagStress Relief forscienceMagnesium
- Effects of Intravenous Esketamine or Magnesium Sulfate on Early Postoperative Negative Emotions and Pain in Patients Undergoing Endoscopic Sinus Surgery: A Randomized Controlled Trial.
Wang L; Zhou J; Liu Q; Qian K; Wang L; Xie C · Therapeutics and clinical risk management · 2026
Randomized trial137 participantsflagStress Relief forscienceMagnesium
- Effect of short-term magnesium supplementation on anxiety, depression and sleep quality in patients after open-heart surgery.
Saba S; Faizi F; Sepandi M; Nehrir B · Magnesium research · 2022
Non-randomized trial60 participantsflagStress Relief forscienceMagnesium
- Effects of dry needling compared to magnesium infiltration in trigger points for patients with myofascial pain syndrome: a randomized controlled study in Tunisia.
Dhouibi J; Moncer R; Kalbousi N; Gaddour M; Laayouni S; Ouanes W; Kacem B; Jemni S · Korean journal of family medicine · 2026
Randomized trial45 participantsflagStress Relief forscienceMagnesium
- Effect of magnesium and vitamin B6 supplementation on mental health and quality of life in stressed healthy adults: Post-hoc analysis of a randomised controlled trial.
Noah L; Dye L; Bois De Fer B; Mazur A; Pickering G; Pouteau E · Stress and health : journal of the International Society for the Investigation of Stress · 2021
Randomized trialflagStress Relief forscienceMagnesium
- Effect of standardized root extract of ashwagandha (Withania somnifera) on well-being and sexual performance in adult males: A randomized controlled trial.
Chauhan S; Srivastava MK; Pathak AK · Health science reports · 2024
Randomized trial50 participantsflagTestosterone Support forscienceAshwagandha
- Examining the Effects of Herbs on Testosterone Concentrations in Men: A Systematic Review.
Smith SJ; Lopresti AL; Teo SYM; Fairchild TJ · Advances in nutrition (Bethesda, Md.) · 2021
Systematic review32 studies pooledflagTestosterone Support forscienceAshwagandha
- Do "testosterone boosters" really increase serum total testosterone? A systematic review.
Morgado A; Tsampoukas G; Sokolakis I; Schoentgen N; Urkmez A; Sarikaya S · International journal of impotence research · 2024
Systematic review3 studies pooledflagTestosterone Support forscienceAshwagandha
- Safety and Tolerability of Withania somnifera Root Extract in Healthy Male Participants: A Pilot Randomized, Double-Blind, Placebo-Controlled Clinical Trial.
Vaidya N; Agarwal R; Kshirsagar P; Ganu G; Nagore D; Mehta A; Vora A; Nair S · Food science & nutrition · 2025
Randomized trial40 participantsflagTestosterone Support forscienceAshwagandha