Biotin 5000 mcg

Biotin 5000 mcg

Natural Factors4.8 (1,017 ratings)
Format:Capsule Quantity: 60 Capsule(s) · 60 servings
Goals
$8.37 $0.13 per serving

Product analysis

61 out of 100

Biotin 5000 mcg provides biotin at a favorable cost for people interested in nail support, though lasting improvement remains uncertain. Hair and skin benefits are most relevant when biotin intake is inadequate.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality27

The biotin form is not disclosed, which prevents a confident form comparison. Calcium is named as dicalcium phosphate, but its absorption quality cannot be established here.

Ingredient Transparency81

Both ingredient amounts are disclosed. The calcium form is named, while the biotin form is missing.

Value For Money67

Biotin offers favorable value for the amount provided. Calcium adds no confirmed value advantage.

Customer Satisfaction83

Customer ratings are very positive across a substantial review pool. The volume gives a broad picture of satisfaction without proving hair or nail benefits.

Product Focus71

Biotin keeps the formula focused on nails, hair and skin. Nail findings are limited, while extra hair or skin benefits are not established in people who already get enough biotin.

Format
Capsule
Container
60 Capsule(s)
Per serving
$0.13
Customer rating
4.8 · 1,017 ratings
Report analysis

Goals

Nail Health
Impact
Highest effect
A+ Ingredient FitB- PathwaysA+ EvidenceA+ Formulation Logic
Biotin · 5000 mcg
Study evidence
Biotin Supportive 8 studies
Calcium Supportive 1 study
Impact
High effect
B+ Ingredient FitF PathwaysB+ EvidenceA+ Formulation Logic
Biotin · 5000 mcg
Study evidence
Biotin Supportive 4 studies
Skin Health
Impact
Moderate effect
B+ Ingredient FitF PathwaysD+ EvidenceA+ Formulation Logic
Study evidence
Biotin Supportive 10 studies

Ingredients

IngredientAmount per servingScore
Biotin
5000 mcg 89
Calcium (Dicalcium Phosphate)
125 mg
Gluten Free Adults 18–50 Vegan Dairy Free Sugar Free Vegetarian
Report overview
Biotin · 5000 mcg OverallScore89
B+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB+ Value
5000 mcg of biotin per serving falls in the range used for hair and nail support. The cost per amount of biotin is moderate. The label lists biotin but does not specify its isomer. No configured artificial colors or sweeteners are reported.
How this ingredient is rated

Active Ingredient Quality & Bioavailability82

The label lists biotin but does not specify its isomer. No configured artificial colors or sweeteners are reported.
Biologically Active d-Biotin Isomer
The label lists biotin but does not specify its isomer.
Excipient Purity
No configured artificial colors or sweeteners are reported.

Dose, Safety & Label Transparency100

The amount is clearly stated. 5000 mcg per serving falls in the range used for hair and nail support.
Biotin Potency for Health Goals
5000 mcg per serving falls in the range used for hair and nail support.
Label Transparency & Exact Disclosure
The biotin amount is disclosed as 5000 mcg per serving.

Value80

The cost per amount of biotin is moderate.
Price per 5,000 mcg Biotin
The cost per amount of biotin is moderate.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. The Role of Sesbania grandiflora-Derived Biotin and Bambusa arundinacea-Derived Silica Extracts in Promoting Hair, Skin, and Nail Health: A Randomized, Double-Blind, Placebo-Controlled Clinical Study.
    Patel MN; Maheshvari J; Patel N · Cureus · 2025
    Randomized trial105 participantsHair Health Nail Health Skin Health forBiotin
  2. Low serum biotinidase activity in children with valproic acid monotherapy.
    Schulpis KH; Karikas GA; Tjamouranis J; Regoutas S; Tsakiris S · Epilepsia · 2001
    Clinical trial125 participantsHair Health Skin Health forBiotin
  3. Vitamins A, B, C, and D: A Short Review for the Dermatologist.
    Coerdt KM; Goggins CA; Khachemoune A · Alternative therapies in health and medicine · 2021
    Narrative reviewHair Health forBiotin
  4. The Infatuation With Biotin Supplementation: Is There Truth Behind Its Rising Popularity? A Comparative Analysis of Clinical Efficacy versus Social Popularity.
    Soleymani T; Lo Sicco K; Shapiro J · Journal of drugs in dermatology : JDD · 2018
    Narrative reviewHair Health forBiotin
  5. Biotin for the treatment of nail disease: what is the evidence?
    Lipner SR; Scher RK · The Journal of dermatological treatment · 2018
    Narrative reviewNail Health forBiotin
  6. Treatment of brittle fingernails and onychoschizia with biotin: scanning electron microscopy.
    Colombo VE; Gerber F; Bronhofer M; Floersheim GL · Journal of the American Academy of Dermatology · 1991
    Other32 participantsNail Health forBiotin
  7. Treatment of brittle nail with a hydroxypropyl chitosan-based lacquer, alone or in combination with oral biotin: A randomized, assessor-blinded trial.
    Chiavetta A; Mazzurco S; Secolo MP; Tomarchio G; Milani M · Dermatologic therapy · 2020
    Randomized trial50 participantsNail Health forBiotin
  8. Vitamins and minerals: their role in nail health and disease.
    Scheinfeld N; Dahdah MJ; Scher R · Journal of drugs in dermatology : JDD · 2007
    Narrative reviewNail Health forBiotin
  9. Predictive Model of Nail Consistency Using Scanning Electron Microscopy with Energy-Dispersive X-Ray.
    Mingorance Álvarez E; Martínez Quintana R; Pérez Pico AM; Mayordomo R · Biology · 2021
    Cross-sectional study57 participantsNail Health forCalcium
  10. Evaluation of biophysical skin parameters and hair changes in patients with acne vulgaris treated with isotretinoin, and the effect of biotin use on these parameters.
    Aksac SE; Bilgili SG; Yavuz GO; Yavuz IH; Aksac M; Karadag AS · International journal of dermatology · 2021
    Non-randomized trial60 participantsSkin Health forBiotin
  11. Generalized seborrhoeic dermatitis. Clinical and therapeutic data of 25 patients.
    Messaritakis J; Kattamis C; Karabula C; Matsaniotis N · Archives of disease in childhood · 1976
    Non-randomized trial25 participantsSkin Health forBiotin
  12. Holocarboxylase synthetase deficiency: novel clinical and molecular findings.
    Tammachote R; Janklat S; Tongkobpetch S; Suphapeetiporn K; Shotelersuk V · Clinical genetics · 2010
    Case series4 participantsSkin Health forBiotin