Top Alpha Lipoic Acid Supplement Brands You'll Love

Alpha lipoic acid supplements are gaining popularity due to their potential antioxidant benefits and support in maintaining healthy blood sugar levels. With numerous brands flooding the market, selecting the best can sometimes be overwhelming. Many consumers prioritize quality, bioavailability, and product reviews when choosing their supplements to ensure they get the most out of their purchase. To make your selection process easier, we have compiled a comprehensive list of the top brands known for their reputable alpha lipoic acid supplements below.

Illustration of alpha lipoic acid supplements

Best brands of alpha lipoic acid supplements in 2025

Doctor's Best

Doctor's Best is a well-regarded brand offering alpha-lipoic acid (ALA) supplements, with their 600mg capsules being a popular choice for supporting antioxidant function and glucose metabolism; these supplements are often vegan, non-GMO, and gluten-free, with a recommended dosage of one capsule daily, preferably on an empty stomach. Doctor's Best also offers other ALA strengths such as 150mg and 300mg, catering to various needs. The company emphasizes a science-based approach to nutrition, ensuring high-quality ingredients in their formulations, with many customers reporting positive results such as improved energy and skin clarity.

Jarrow Formulas

Jarrow Formulas is recognized as a top producer of alpha-lipoic acid (ALA) supplements, offering products like Alpha Lipoic Sustain with Biotin, which features a unique bilayer tablet design with 1/3 quick release and 2/3 sustained release, to maintain ALA blood levels over time and is available in 300mg doses. They also produce R-Alpha Lipoic Acid with Biotin, which is a highly bioavailable form of ALA, that is a powerful antioxidant and a cofactor in cellular energy production, promoting glucose and lipid metabolism while supporting the body's antioxidant network. Their supplements are often vegan, gluten-free, and non-GMO.

NOW Foods

NOW Foods is a reputable brand that produces high-quality alpha lipoic acid (ALA) supplements, with options including 100mg, 250mg, and 600mg dosages per capsule, often praised for their antioxidant properties and ability to support energy levels and nerve health, with the 600mg extra strength option containing more ALA per capsule than their regular 100mg version. They offer vegetarian and vegan options and have been family-owned since 1968, ensuring GMP quality assurance.

Nature's Bounty

Nature's Bounty is a well-known producer of alpha-lipoic acid (ALA) supplements, offering various dosages such as 100mg and 200mg capsules, with some users reporting positive effects on skin health and antioxidant support; ALA is considered a "universal antioxidant" because it works in both water and fat-soluble parts of cells and helps deactivate free radicals in the body. Nature's Bounty's ALA supplements are available in capsule form and can be found at major retailers such as Walmart, Walgreens, and Amazon, as well as smaller retailers. While many users report positive results, some report that the supplement had no noticeable effect, and it's important to consider that individual results may vary. The brand also offers combination products such as Acetyl L-Carnitine HCl with 200mg of Alpha Lipoic Acid.

Solgar

Solgar, established in 1947, is a leading brand offering high-quality alpha lipoic acid supplements, with formulations like 200mg and 600mg capsules. Known for its antioxidant properties and support for cellular energy production, alpha lipoic acid is soluble in both water and fat, often utilized with vitamins C and E. Solgar provides these supplements in vegan, vegetarian, kosher, and halal options, ensuring they are free of common allergens. This supplement is frequently used to support nerve health and assist in blood sugar metabolism.

Swanson Vitamins

Swanson Vitamins, established in 1969, is a reputable brand offering alpha-lipoic acid (ALA) supplements, with various dosages like 100mg, 300mg, and 600mg per capsule, designed to support antioxidant activity and healthy blood sugar levels, featuring both water and fat-soluble protection. Customer reviews highlight the product's effectiveness and quality, with many experiencing improved energy levels and reduced nerve pain. Furthermore, Swanson guarantees the purity and potency of their products, offering a 30-day money-back guarantee. You can find their 300mg Alpha Lipoic Acid supplement to learn more.

Thorne Research

Thorne Research is a top-tier producer of alpha-lipoic acid supplements, offering a potent 300mg dose per capsule, which acts as a versatile antioxidant supporting liver detoxification and nerve health, while also aiding in cellular energy production. The product is trusted by over 45,000 health professionals. Thorne's alpha-lipoic acid also helps recycle other antioxidants including glutathione, with a recommended dosage of 1-2 capsules daily, and the R-Lipoic acid form is the most bioavailable.

Life Extension

Life Extension has been a trusted provider of high-quality supplements for over 40 years, consistently formulating alpha-lipoic acid products with purity and efficacy in mind; their alpha-lipoic acid supplements often feature dosages ranging from 100mg to 300mg per capsule, and they use a unique form of alpha-lipoic acid that is more bioavailable; this commitment to quality has made them a top choice among consumers seeking antioxidant and metabolic support; customers frequently report positive results from using their alpha-lipoic acid for managing healthy glucose levels and overall well-being.

Pure Encapsulations

Pure Encapsulations is a leading brand for alpha-lipoic acid supplements, offering products with a minimum purity of 99%, supporting metabolic energy production, maintaining healthy glucose levels, and promoting nerve health, with their formulas being backed by over 50 clinical studies; their alpha-lipoic acid is both water and fat-soluble, providing versatile antioxidant protection and they offer various dosages, including 200mg, 400mg and 600mg capsules to suit individual needs.

Nutricost

Nutricost has established itself as a leading producer of alpha lipoic acid supplements, providing high-quality ALA with a typical purity exceeding 99%; since its founding in 2012, Nutricost has prioritized rigorous testing, ensuring that their ALA capsules and powder meet stringent standards; each batch is carefully manufactured and third-party tested, giving consumers confidence in the stated dosages, usually available in 300mg and 600mg strengths; customers frequently cite Nutricost's ALA for its potency and value, often noting its effectiveness in supporting antioxidant health, as well as general wellness.