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Brewer's Yeast Hair Boost

product on market Capsule SuperSmart Safety: 90/100
90/100

This product looks safe

  • Zinc Bisglycinate: 70mg is 1.8× the Tolerable Upper Intake Level (40mg)
  • 75% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Biotin, zinc, and B vitamins are moderately supported by research for maintaining hair and nail health. Brewer's yeast provides a source of B-complex vitamins and minerals that support cellular function. Overall evidence for these ingredients in treating hair loss is limited.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Zinc Bisglycinate: 70mg is 1.8× the Tolerable Upper Intake Level (40mg)

Label

Product Label

Label for Brewer's Yeast Hair Boost
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Botanical with Nutrients
Product Type
75%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Brewer's Yeast
1200 mg
70 mg (140% DV)
Exceeds UL by 1.8× (UL: 40 mg) 263 studies (A:6, B:134)
10 mg (714% DV)
7.7× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
3 mg (6000% DV)
100.0× RDA — above typical dose 27 studies (A:0, B:11)

Other Ingredients

Acacia Gum
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Directions: Adults. Take 2 vegetarian capsules per day.

Warnings & Precautions

Precautions: Do not exceed the recommended daily dose. This product is a nutritional supplement and should not replace a varied, balanced diet.

Keep out of childrens' reach.

As with all nutritional supplement, you should consult a health professional before taking this product if you are pregnant, breastfeeding or have a health problem.

Additional Information

Store away from direct light, heat and humidity.

Metadata

Product Details

UPC / SKU5 453003 828365
DSLD Entry Date2025-06-25
Product TypeBotanical with Nutrients
FormCapsule
BrandSuperSmart
DSLD ID332343
Data Updated2026-04-11
Research

Research Evidence

153
Research Sources
55
Avg Quality
71
Systematic Review
51
Meta Analysis
19
Rct
6
Clinical Trial
2
Other
2
Regulatory Source
1
Openfda Safety
A Efficacy of vitamin and antioxidant supplements in prevention of cardiovascular disease: systematic review and meta-analysis of randomised controlled trials
Meta Analysis BMJ (Clinical research ed.) 2013 PubMed DOI
A Homocysteine lowering interventions for preventing cardiovascular events
Meta Analysis The Cochrane database of systematic reviews 2009 PubMed DOI
A Intake of vitamin B6, folate, and vitamin B12 and risk of coronary heart disease: a systematic review and dose-response meta-analysis of prospective cohort studies
Meta Analysis Critical reviews in food science and nutrition 2019 PubMed DOI
A Exploring the causal associations of micronutrients on urate levels and the risk of gout: A Mendelian randomization study
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2024 PubMed DOI
A Pyridoxine (vitamin B6) supplementation during pregnancy or labour for maternal and neonatal outcomes
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
B Prophylactic drug management for febrile seizures in children
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
B Treatments for Hyperemesis Gravidarum and Nausea and Vomiting in Pregnancy: A Systematic Review
Systematic Review JAMA 2016 PubMed DOI
B The potential role of nutritional components in improving brain function among patients with Alzheimers disease: a meta-analysis of RCT studies
Meta Analysis Neurosciences (Riyadh, Saudi Arabia) 2020 PubMed DOI
B Pyridoxine (vitamin B6) supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2006 PubMed
B Effect of ginger in the treatment of nausea and vomiting compared with vitamin B6 and placebo during pregnancy: a meta-analysis
Meta Analysis The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians 2022 PubMed DOI
View all evidence for Vitamin B6 →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.