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Vitamins For Hair

product on market Capsule Nature's Blend Safety: 97/100
97/100

This product looks safe

  • Folate: 667mg is 667.0× the Tolerable Upper Intake Level (1.0mg)
  • 69% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This profile contains B-vitamins, including biotin and niacin, which support keratin production and scalp health. Research provides moderate evidence for these nutrients in maintaining hair structure, though evidence coverage for this specific formulation is limited. The blend maintains a high safety score of 97/100.

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

Alerts

Safety Alerts

Folate: 667mg is 667.0× the Tolerable Upper Intake Level (1.0mg)

Label

Product Label

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

Label Data

1 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
69%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

35 mg (219% DV)
2.5× RDA — within safe limits 196 studies (A:5, B:63)
667 mcg DFE (167% DV)
Exceeds UL by 667.0× (UL: 1.0 mg) 226 studies (A:10, B:105)
6 mcg (250% DV)
2.5× RDA — within safe limits 139 studies (A:1, B:44)
400 mcg (1333% DV)
13.3× RDA — above typical dose 27 studies (A:0, B:11)
50 mg (1000% DV)
10.0× RDA — above typical dose 2 studies — no high-quality reviews
Iron
18 mg (100% DV)
150 mcg (100% DV)
Within RDA (1.0× RDA) 245 studies (A:4, B:133)
15 mg (136% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)
2 mg (222% DV)
2.2× RDA — within safe limits 37 studies (A:0, B:11)
5 mg (217% DV)
2.2× RDA — within safe limits 9 studies — no high-quality reviews
125 mg (5% DV)
Within RDA (0.2× RDA) 38 studies (A:1, B:7)
125 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
30 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews

Other Ingredients

Gelatin Silica Magnesium Stearate Stearic Acid
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Ad a dietary supplement, take one capsule daily, preferably with a meal or as directed by your healthcare professional.

Warnings & Precautions

Double safety sealed for your protection. Do not use if either seal is broken or missing.

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose, call a doctor or a poison control center immediately.

Warning: Consuming this product can expose you to 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/food.

Keep out of the reach of children.

Formulation Notes

Made in USA & American Owned

Preservative & gluten free. No sugar, starch, artificial flavors, wheat, yeast or corn added.

Additional Information

Store in a cool, dry place.

Questions/Comments Call 1-800-682-9862

Metadata

Product Details

UPC / SKU0 79854 03012 9
DSLD Entry Date2022-11-22
Product TypeOther Combinations
FormCapsule
BrandNature's Blend
DSLD ID274788
Data Updated2026-04-11
Research

Research Evidence

241
Research Sources
55
Avg Quality
113
Meta Analysis
75
Systematic Review
32
Rct
11
Clinical Trial
3
Other
3
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Openfda Safety
A Niacin for primary and secondary prevention of cardiovascular events
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Use of high potency statins and rates of admission for acute kidney injury: multicenter, retrospective observational analysis of administrative databases
Meta Analysis BMJ (Clinical research ed.) 2013 PubMed DOI
A Effect on cardiovascular risk of high density lipoprotein targeted drug treatments niacin, fibrates, and CETP inhibitors: meta-analysis of randomised controlled trials including 117,411 patients
Meta Analysis BMJ (Clinical research ed.) 2014 PubMed DOI
A A terminal metabolite of niacin promotes vascular inflammation and contributes to cardiovascular disease risk
Meta Analysis Nature medicine 2024 PubMed DOI
A Meta-analysis and imputation refines the association of 15q25 with smoking quantity
Meta Analysis Nature genetics 2010 PubMed DOI
A Genome-wide meta-analyses identify multiple loci associated with smoking behavior
Meta Analysis Nature genetics 2010 PubMed DOI
A Antidepressants for smoking cessation
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Topical azelaic acid, salicylic acid, nicotinamide, sulphur, zinc and fruit acid (alpha-hydroxy acid) for acne
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
B Assessment of the Role of Niacin in Managing Cardiovascular Disease Outcomes: A Systematic Review and Meta-analysis
Meta Analysis JAMA network open 2019 PubMed DOI
B Association Between Lowering LDL-C and Cardiovascular Risk Reduction Among Different Therapeutic Interventions: A Systematic Review and Meta-analysis
Meta Analysis JAMA 2016 PubMed DOI
View all evidence for Niacin →
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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.