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Keratin Hair Booster

product on market Capsule Reserveage Beauty Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 62% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This profile contains B vitamins and zinc, which are essential for keratin production and follicle health. Research provides moderate evidence that biotin and zinc can support hair strength, though effects vary by individual deficiency. The overall evidence coverage for this specific combination is limited.

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

Label

Product Label

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

Label Data

2 Capsule(s)
Serving Size
60
Servings
Botanical with Nutrients
Product Type
62%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

18 mg NE (113% DV)
1.3× RDA — within safe limits 196 studies (A:5, B:63)
2 mg (118% DV)
1.5× RDA — within safe limits 114 studies (A:3, B:35)
3000 mcg (10000% DV)
100.0× RDA — above typical dose 27 studies (A:0, B:11)
14 mg (280% DV)
2.8× RDA — within safe limits 2 studies — no high-quality reviews
15 mg (136% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)
1.7 mg (189% DV)
1.9× RDA — within safe limits 37 studies (A:0, B:11)
Cynatine HNS
500 mg
Pro-Longevity Factors Blend
40 mg

Other Ingredients

Rice Bran Gelatin Silica
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: As a dietary supplement, take 2 capsules daily to set the tone for a beautifully healthy day. The product can be taken on an empty stomach, with food or as recommended by your healthcare practitioner.

Warnings & Precautions

Warning: Keep out of reach of children and pets.

Please consult your healthcare professional before taking this product, especially if you are pregnant, nursing, on medication or under a doctor's care.

Do not use if outer seal is broken or missing.

Formulation Notes

Reserveage Keratin Hair Booster creates a powerful, body-ready keratin with unique bioavailability, providing 18 amino acids including cysteine. It contains biotin and other B-complex nutrients, and vital minerals copper and zinc.

Gluten-free

Keratin Hair Booster with biotin & resveratrol

Strengthens and nourishes hair and nails

Patented ingredient

Additional Information

Best stored tightly closed in a cool, dry place. Do not refrigerate.

Metadata

Product Details

UPC / SKU8 53427 00615 1
DSLD Entry Date2025-02-23
Product TypeBotanical with Nutrients
FormCapsule
BrandReserveage Beauty
DSLD ID327291
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.