BioStacks
NOW

Extra Strength Alpha Lipoic Acid 600 mg

1 Capsule · 120 servings · $0.27/serving

iHerbAmazon

Best for

Metabolism

Ingredients (3)

Black Pepper fruit extract

100%

Dose

5 mg

Target

5–20 mg

Form

—

Alpha-Lipoic Acid

100%

Dose

600 mg

Target

300–600 mg

Form

Budget

Grape seed extract

20%

Dose

30 mg

Target

150–600 mg

Form

—

Other Ingredients (4)

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

How to Take It

Take it anytime

Black Pepper Extract is easier on the stomach taken with food.

With food

ALA does better on an empty stomach, but something else in this bottle needs food. Taking the whole product with a meal is the better trade — an upset stomach is why most people stop.

On the label

Take 1 capsule daily, preferably with a meal. Store in a cool, dry place after opening.

General guidance based on the ingredients, not a substitute for the label or your doctor.

Price Check

$32.04

$10$20$50

Pricier than 70% of 101 ALA supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

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