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Big Hair

product on market Capsule HoltraCeuticals Safety: 97/100
97/100

This product looks safe

  • Folate: 680mg is 680.0× the Tolerable Upper Intake Level (1.0mg)
  • 50% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains biotin and B-vitamins, which are linked to hair health and cellular function. While these nutrients support metabolic processes, the overall evidence coverage for this specific combination is limited. The ingredient profile maintains a high safety score of 97/100.

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

Alerts

Safety Alerts

Folate: 680mg is 680.0× the Tolerable Upper Intake Level (1.0mg)

Label

Product Label

Label for Big Hair
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
1500 mcg (167% DV)
1 mcg (5% DV)
Within RDA (0.1× RDA) 608 studies (A:16, B:251)
680 mcg DFE (170% DV)
Exceeds UL by 680.0× (UL: 1.0 mg) 226 studies (A:10, B:105)
100 mcg (4167% DV)
41.7× RDA — above typical dose 139 studies (A:1, B:44)
500 mcg (1667% DV)
16.7× RDA — above typical dose 27 studies (A:0, B:11)
25 mcg (45% DV)
Within RDA (0.5× RDA) 173 studies (A:0, B:67)
OptiMSM
325 mg
Market median: 320.0mg (426 products) 26 studies (A:0, B:5)
Horsetail
250 mg
Stinging Nettle
240 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
Market median: 496.0mg (192 products) 20 studies — no high-quality reviews

Other Ingredients

Hypromellose Microcrystalline Cellulose Magnesium Stearate Silicon Dioxide
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: 2 capsules per day or as recommended by your health care professional.

Warnings & Precautions

Do not consume this product if you are pregnant or nursing. Consult your physician for further information.

As with all dietary supplements, some individuals may not tolerate or may be allergic to the ingredients used. Please read the ingredient panel carefully prior to ingestion. Cease taking this product and consult your physician if you have negative reactions upon ingestion.

Keep out of reach of children.

This product was sealed for your protection. Do not use if outer logoed neck seal or inner-seal is missing or damaged.

Warning: Consuming this product can expose you to chemicals including lead, which is known to the State of California to cause birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.

Formulation Notes

Formulated to be free of allergens derived from: Gluten, yeast, artificial colors and flavors.

Vcaps (vegetarian)

Supports follicular function and promotes hair growth

Additional Information

Keep container tightly closed. Store at room temperature.

Vcaps (vegetarian)

To re-order visit HoltraCeuticals.com

Metadata

Product Details

UPC / SKU6 15033 63550 3
DSLD Entry Date2022-08-23
Product TypeOther Combinations
FormCapsule
BrandHoltraCeuticals
DSLD ID272689
Data Updated2026-04-11
Research

Research Evidence

337
Research Sources
54
Avg Quality
161
Meta Analysis
68
Systematic Review
51
Rct
48
Clinical Trial
2
Other
2
Regulatory Source
1
Narrative Review
1
Cochrane Review
1
Guideline
1
Openfda Safety
A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis
Meta Analysis BMJ (Clinical research ed.) 2011 PubMed DOI
A Fortification of staple foods with vitamin A for vitamin A deficiency
Systematic Review The Cochrane database of systematic reviews 2019 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age
Narrative Review The Cochrane database of systematic reviews 2016 PubMed DOI
A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of sport and health science 2023 PubMed DOI
A Food fortification with multiple micronutrients: impact on health outcomes in general population
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
View all evidence for Vitamin A →
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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.