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Alpha-Lipoic Acid with Biotin

4.7
★ ★ ★ ★ ★
(1059 ratings)
Biotin 2500 mcg
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Score76
A clear 250 mg alpha-lipoic acid dose with high biotin offers focused support, but it is not a complete hair or nail formula.
How scoring works
Capsule
Quantity:60 Capsule(s) • (60 servings)
Goals:
Nail Health
Hair Health

Score 76

A clear 250 mg alpha-lipoic acid dose with high biotin offers focused support, but it is not a complete hair or nail formula.
How scoring works
$22.38($0.37 per serving)
iHerb
$ 27.00
Vitacost
$ 27.03
Pure Formulas
$ 27.00
Amazon
$ 22.38
Vitacost
$ 27.03
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Analysis

The capsule supplies 250 mg alpha-lipoic acid, a meaningful antioxidant amount in a clearly stated dose. The label does not specify the R-isomer, so it cannot be compared directly with products using purified R-alpha-lipoic acid.

Biotin contributes a high 2.5 mg serving and may support normal keratin metabolism when low status is present. The two ingredients do not cover structural protein, iron, zinc, or other pathways relevant to hair and nails.

Sixty one-capsule servings make use convenient. Alpha-lipoic acid may lower blood sugar, while the elevated biotin amount can distort several common laboratory tests.

Who is it for
  • Adults seeking alpha-lipoic acid plus biotin
  • Users wanting one-capsule convenience
  • People whose biotin intake is low
Best for
  • Antioxidant support
  • Biotin intake support
  • Simple dual-ingredient supplementation

Pros

  • 250 mg alpha-lipoic acid
  • 2.5 mg biotin
  • One-capsule serving
  • Clearly stated active amounts

Cons

  • Alpha-lipoic acid isomer is not specified
  • Incomplete hair and nail pathway coverage
  • Only 60 servings

Warnings

  • Alpha-lipoic acid may add to insulin or other glucose-lowering medicines and contribute to low blood sugar
  • The 2.5 mg biotin amount can distort thyroid, hormone, and cardiac laboratory tests

Nutrient quality

81 Highest impact

The core active amounts are meaningful for the intended use. Both actives are named but neither chemical form is specified, which leaves the main quality trade-off.

Ingredient transparency

82 Highest impact

All listed active ingredients have specific amounts and no proprietary blend hides the core formula. Complete inactive ingredients and full daily-use directions are not supplied.

Customer satisfaction

69 High impact

The aggregate satisfaction signal is strong and the supplied volume is useful. No specific experience details are provided to assess repeated complaints or purpose-related outcomes.

Value for money

69 High impact

The formula has coherent active ingredients but only moderate serving value. Similar products may offer a lower serving burden or clearer quality details.

Report analysis

Goals

Nail Health
Nail Health
Impact
High effect
A- Goal FitB+ Strength of SupportC- CoverageB Formula Quality
Biotin · 2500 mcg

Biotin directly supports keratin production and has useful evidence for improving brittle or splitting nails. Benefits are most likely in people with fragile nails or inadequate biotin status.

The moderately high amount is fully disclosed, though the label does not confirm the active d-Biotin isomer. High-dose biotin can distort thyroid, hormone, and cardiac blood tests, so it should be disclosed before laboratory testing.

Study evidence
Biotin Supportive 8 studies
Hair Health
Hair Health
Impact
High effect
C+ Goal FitA- Strength of SupportC CoverageB Formula Quality
Biotin · 2500 mcg

Biotin supports keratin metabolism and may help hair quality when biotin status is inadequate. Alpha-lipoic acid adds antioxidant activity, but direct evidence for improving hair outcomes is limited.

The biotin amount gives useful depth to one nutritional pathway, while the antioxidant pathway remains less certain. The biotin amount may interfere with thyroid, hormone, and cardiac laboratory tests, so it should be disclosed before blood work.

Study evidence
Biotin Supportive 4 studies

Ingredients

IngredientAmount per serving
Biotin
2500 mcg
Alpha-Lipoic Acid
250 mg
Adults 18–50
Report overview
Biotin · 2500 mcg OverallScore75
B- Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyC Value

The exact biotin amount is useful for targeted hair and nail support, though the label does not confirm d-biotin. Alpha-lipoic acid is the main companion active, making a biotin-only cost comparison incomplete. Biotin at this amount may affect some laboratory tests, and the broader formula supports a neutral value assessment.

View ingredientView products
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89 Performance

Biotin 10000 mcg

California Gold Nutrition
<p>Explicit D-biotin labeling provides better form certainty than the original’s unspecified biotin form, while the 10,000 mcg amount supports concentrated use. The simple formula avoids unrelated active padding, but the dose can distort thyroid, hormone, and cardiac laboratory tests.</p>
83 Performance

Ultra Mega Biotin 10000 mcg

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<p>Explicit D-biotin labeling provides better form certainty than the original’s unspecified biotin form, while the 10,000 mcg amount supports concentrated use. The simple formula avoids unrelated active padding, but the dose can distort thyroid, hormone, and cardiac laboratory tests.</p>
80 Performance

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<p>Explicit D-biotin labeling provides better form certainty than the original’s unspecified biotin form, while the 5,000 mcg amount supports concentrated use. The simple formula avoids unrelated active padding, but the dose can distort thyroid, hormone, and cardiac laboratory tests.</p>
76 Budget

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<p>A simple 10,000 mcg biotin formula is among the most economical available candidates, although it does not cost less per serving than the original. The biotin amount is clear, although the label does not confirm the active D-biotin form. The concentrated amount can interfere with thyroid, hormone, and cardiac laboratory tests.</p>
81 Budget

Biotin 5000 mcg

Nature's Bounty
<p>A simple 5,000 mcg biotin formula is among the most economical available candidates, although it does not cost less per serving than the original. The label identifies the active D-biotin form, which improves form certainty. The concentrated amount can interfere with thyroid, hormone, and cardiac laboratory tests.</p>
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Biotin made with Coconut Oil 10000 mcg

AN Amazing Nutrition Amazing Formulas
<p>A simple 10,000 mcg biotin formula is among the most economical available candidates, although it does not cost less per serving than the original. The label identifies the active D-biotin form, which improves form certainty. The concentrated amount can interfere with thyroid, hormone, and cardiac laboratory tests.</p>
78 Value

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Nutricost
<p>A focused 5,000 mcg biotin formula offers clear dosing and a simple label, though the available candidate does not improve serving cost over the original. The biotin amount is clear, although the label does not confirm the active D-biotin form. High-dose biotin can distort several laboratory tests and is unlikely to add benefit when intake is already adequate.</p>
80 Value

Biotin 5000 mcg

Swanson
<p>A focused 5,000 mcg biotin formula offers clear dosing and a simple label, though the available candidate does not improve serving cost over the original. The biotin amount is clear, although the label does not confirm the active D-biotin form. High-dose biotin can distort several laboratory tests and is unlikely to add benefit when intake is already adequate.</p>
82 Value

Biotin 5000 mcg Strawberry Burst

EZ Melts
<p>A focused NaN mcg biotin formula offers clear dosing and a simple label, though the available candidate does not improve serving cost over the original. The biotin amount is clear, although the label does not confirm the active D-biotin form. High-dose biotin can distort several laboratory tests and is unlikely to add benefit when intake is already adequate.</p>
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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 forBiotin
  2. 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
  3. 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 forBiotin
  4. 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
  5. 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
  6. 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
  7. Brittle nails: response to daily biotin supplementation.
    Hochman LG; Scher RK; Meyerson MS · Cutis · 1993
    Case series35 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. Nail Supplements: When, How, and Why?
    Zaraa I; Richert B · Skin appendage disorders · 2026
    Narrative reviewNail Health forBiotin
  10. Brittle nails.
    Iorizzo M; Pazzaglia M; M Piraccini B; Tullo S; Tosti A · Journal of cosmetic dermatology · 2009
    Narrative reviewNail Health forBiotin
  11. 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