NOW Extra Strength Alpha Lipoic Acid 600 mg supplement bottle
NOW

Extra Strength Alpha Lipoic Acid 600 mg

What We Researched
3 active ingredients analyzed · 3 inactive ingredients decoded · 5 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
87
Product Score Good
89
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Alpha-Lipoic Acid 600 mg
Grape Seed Extract (as Polyphenols) 30 mg
Bioperine (as Black Pepper Fruit Extract) 5 mg
Bioavailability Very Good

Absorption Rating

  • Alpha-Lipoic Acid Fair
  • Grape Seed Extract (as Polyphenols) Good
  • Bioperine (as Black Pepper Fruit Extract) Good
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose
  • Calcium Laurate
  • Silicon Dioxide
Efficacy Good

Dosage Analysis

  • Alpha-Lipoic Acid 600 mg Effective
  • Grape Seed Extract (as Polyphenols) 30 mg Under-dosed
  • Bioperine (as Black Pepper Fruit Extract) 5 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Alpha-Lipoic Acid 600 mg
Grape Seed Extract (as Polyphenols) 30 mg
Bioperine (as Black Pepper Fruit Extract) 5 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose Safe

Forms vegetarian capsule shells. Dissolves easily in the stomach.

Calcium Laurate Generally_safe

It helps to bind ingredients together and prevent separation.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
NOW

Founded 1968 · Bloomingdale, Illinois, USA · 53 products · nowfoods.com

Certifications

5 certifications
Informed Sport Verified Source
Npa Gmp Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed
In House Testing — Verified Source
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Frequently Asked Questions
Is NOW Extra Strength Alpha Lipoic Acid 600 mg a good supplement?

NOW Extra Strength Alpha Lipoic Acid 600 mg received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 3 active ingredients with 60 servings per container. Of the 3 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, NOW, holds a brand trust score of 89/100 with 5 verified certifications including Informed Sport, Npa Gmp, Fda Gmp Inspections, Non Gmo Project.

What are the ingredients in NOW Extra Strength Alpha Lipoic Acid 600 mg?

NOW Extra Strength Alpha Lipoic Acid 600 mg contains 3 active ingredients: Alpha-Lipoic Acid (600 mg), Grape Seed Extract (as Polyphenols) (30 mg), Bioperine (as Black Pepper Fruit Extract) (5 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NOW Extra Strength Alpha Lipoic Acid 600 mg safe to take?

NOW Extra Strength Alpha Lipoic Acid 600 mg has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is NOW a trustworthy supplement brand?

NOW receives a brand trust score of 89/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1968 and headquartered in Bloomingdale, Illinois, USA, the company offers 53 products in their lineup. They hold 5 verified certifications including Informed Sport, Npa Gmp, Fda Gmp Inspections, Non Gmo Project. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.