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R-Lipoic Acid

AOR Advanced Orthomolecular Research Premium
4.7
★ ★ ★ ★ ★
(658 ratings)
Biotin 300 mcg
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Score93

A high-end R-ALA supplement with maintenance-level biotin for metabolic balance.

How scoring works
Quantity:90 Capsule(s) • (90 servings)
Goals:

Score 93

A high-end R-ALA supplement with maintenance-level biotin for metabolic balance.

How scoring works
$30.76($0.34 per serving)
Pure Formulas
$ 30.77
iHerb
$ 30.76
iHerb
$ 30.76
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Analysis

This formula pairs 450 mg of R-alpha lipoic acid with 300 mcg of biotin. Biotin is added here because high-dose lipoic acid can sometimes affect the body's biotin levels, so this dose is mostly for maintenance.

It is an excellent choice for cellular health and metabolism but provides much less biotin than beauty-focused products. Use this if your focus is energy and antioxidant support rather than hair thickness.

Pros

  • High-quality stable R-ALA
  • Includes biotin to prevent depletion
  • Supports cellular energy and protection
  • Pure, professional-grade formulation

Cons

  • Biotin dose is too low for hair/nail goals
  • Very expensive per serving
  • Focused on metabolism, not beauty

Warnings

  • May affect blood sugar levels; monitor closely
  • Check with a doctor if you take diabetes medication

Nutrient quality

93 Highest impact

The use of the R-alpha lipoic acid sodium salt ensures high bioavailability for mitochondrial support. While the biotin dose is at maintenance levels, it serves as a crucial cofactor for the metabolism of the main active ingredient.

Ingredient transparency

99 Highest impact

Dosages for both R-ALA and biotin are clearly defined, providing consumers with precise metabolic information. The specific chemical form of the lipoic acid is well-disclosed on the panel.

Customer satisfaction

93 Highest impact

Strong ratings from over six hundred reviews suggest high effectiveness for energy and metabolic goals. Users frequently report satisfaction with the quality and the lack of standard alpha-lipoic acid aftertaste.

Value for money

87 Highest impact

The cost per serving is justified by the use of premium stabilized R-ALA. It offers good value for individuals seeking the most bioavailable form of this metabolic cofactor.

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Ingredients

IngredientAmount per serving
Biotin
300 mcg
Sodium (Sodium Salt)
 45 mg
R-Alpha Lipoic Acid (Sodium Salt)
 450 mg
Gluten Free Adults 18–50 Vegan Dairy Free Vegetarian
Report overview
Biotin · 300 mcg OverallScore59
B+ Active Ingredient Quality & BioavailabilityF Dose, Safety & Label TransparencyC Value
While this product features a high-quality R-lipoic acid, the biotin dosage is intended for metabolic support rather than hair and nail growth. It provides a standard maintenance amount that is well-disclosed but below clinical therapeutic levels.
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