Browse/Specialty Dietary Substance
Specialty Dietary Substance

Alpha-Lipoic Acid (ALA)

01 / OVERVIEW

What this compound does

WHAT IT DOES

Alpha-Lipoic Acid is a natural substance that helps your body turn food into energy more efficiently. It also acts as an antioxidant, which means it helps protect your cells from damage caused by harmful molecules. Some people take it to support their brain health and improve their overall energy levels.

KEY BENEFITS
Supports energy production
Helps protect cells from damage
May improve blood sugar control
Promotes healthy brain function
May reduce inflammation
BEST FOR
  • • Individuals looking to boost their energy levels
  • • People with blood sugar management concerns
  • • Those seeking antioxidant support
  • • Adults wanting to support brain health
WHAT TO EXPECT

Users may start to notice increased energy levels and improved focus within a few weeks of consistent use. Some may also experience better blood sugar control over time.

WHO SHOULD AVOID THIS
  • • Pregnant or breastfeeding women
  • • Individuals with a history of allergies to ALA
  • • People taking certain medications without consulting a doctor
MYTHS & FACTS
Myth: ALA is only beneficial for diabetics.
Fact: While ALA is often studied for blood sugar control, it also offers antioxidant benefits that can support overall health for various individuals.
Myth: All antioxidants work the same way.
Fact: Different antioxidants have unique mechanisms and benefits; ALA is particularly effective in both water and fat environments.
At a glance
Typical dose
300-600 mg/day
Evidence
—
Studies indexed2
How it's made

Production details below.

03 / DOSAGE

How much, when

MAINTENANCE

300-600 mg/day

with food; R-form preferred at half dose

TIMING

Alpha-Lipoic Acid (ALA) — Morning dose

Take with food

02 / EVIDENCE

Peer-reviewed studies

  • PMID: 22469669

    Diabetic neuropathy

    Multiple RCTs show ALA reduces neuropathy symptoms in diabetic patients.

    A
  • PMID: 9742976

    Insulin sensitivity

    ALA improved insulin-stimulated glucose disposal in type 2 diabetes.

    B
  • PMID 37686725 · 2023RCT

    Novel Multi-Ingredient Supplement Facilitates Weight Loss and Improves Body Composition in Overweight and Obese Individuals: A Randomized, Double-Blind, Placebo-Controlled Clinical Trial

    B
  • PMID 38138300 · 2023RCT

    Combined Rehabilitation with Alpha Lipoic Acid, Acetyl-L-Carnitine, Resveratrol, and Cholecalciferolin Discogenic Sciatica in Young People: A Randomized Clinical Trial

    B
  • PMID 29753588 · 2018Meta-Analysis

    Effects of alpha-lipoic acid supplementation on C-reactive protein level: A systematic review and meta-analysis of randomized controlled clinical trials

    B
  • PMID 33299302 · 2020Safety Study

    Safety and Efficacy of Alpha Lipoic Acid During 4 Years of Observation: A Retrospective, Clinical Trial in Healthy Subjects in Primary Prevention

    B
  • PMID 32580620 · 2021Mechanistic Study

    The effect of alpha-lipoic acid supplementation and electrical isotonic contraction on anthropometric parameters, body composition and angiogenesis factor, sirtunin-1 and peroxisome proliferator-activated receptor-γ coactivator-1α in obese people under a weight loss regime: A study protocol for a randomized controlled clinical trial

    B
04 / INTERACTIONS

Medicine interactions

  • Insulin· antidiabetic

    ALA may enhance the effects of insulin, leading to lower blood sugar levels.

    → Monitor blood sugar levels closely when using ALA with insulin.

    MODERATE

  • Thyroid medications· thyroid_med

    ALA may affect thyroid hormone metabolism.

    → Consult a healthcare provider before combining with thyroid medications.

    LOW

  • Blood thinners· blood_thinner

    ALA may have mild anticoagulant effects.

    → Use caution and consult a healthcare provider if on blood thinners.

    LOW

This page is a reference summary, not a prescription. Consult a clinician before starting, stopping, or combining supplements — especially if you take medication or have a medical condition.