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Product features.
A good fit for Comparing R-lipoic acid ingredient identity.
- The source separates the supplied sodium R-lipoate from the R-lipoic acid amount.
- The exact model and vegetarian capsule format are published.
A stabilised R-form is a formulation distinction, not proof of superior symptom relief.
Read the ingredient evidence.
Alpha-lipoic acid / R-ALA — Neuropathy findings depend on trial duration and outcome; a clear long-term benefit is not established. Benefits, women’s context & cautions
These findings concern the stated ingredient or studied preparation. The finished formula and retail version may differ.
Check the exact version, pack size and seller terms before buying.
The details that matter.
- Declared R-lipoic acid
- 240 mg per capsule
- Source form
- 283 mg stabilised Na-RALA sodium R-lipoate, as listed by the current manufacturer
- Sodium
- 28 mg per capsule
- Checked pack
- 60 vegetarian capsules
- Check diabetes medicines with a clinician because glucose effects may matter.
- Evidence about neuropathy does not establish a general anti-ageing benefit.
- The current manufacturer table and checked retailer specify 283 mg sodium R-lipoate supplying 240 mg R-lipoic acid; the former 300 mg compound figure has been corrected.
Cycling & duration.
Ingredient timeframes describe the cited preparation; they do not establish a cycle for every finished formula.
Alpha-lipoic acid / R-ALA
- On/off pattern
- No established on/off schedule for ALA or R-ALA.
- Duration & evidence
- Study duration only: NATHAN 1 followed a specific oral ALA regimen for 4 years in diabetic neuropathy. This does not establish a general supplement course or a safe maximum duration.
- When to review
- Agree a clinical reason and outcome before use; reassess rather than automatically extending treatment for neuropathy or glucose control.
- A scheduled break has not been shown to prevent ALA-associated insulin autoimmune syndrome.
- New sweating, shaking or faintness needs medical advice, not waiting for the planned off-period.
Duration sources: NATHAN 1: four-year ALA trial · EFSA: ALA and insulin autoimmune syndrome. Checked 2026-11-06.
Read the guide to supplement cycling, courses and review periods
How we assessed it.
Exact Amazon UK product identity, selected variant, buying option and product photograph checked on 6 November 2026. Manufacturer references are retained for model context; Gram Health has not physically tested this product.
Retailer source: Amazon UK: Life Extension Super R-Lipoic Acid — Bio-Enhanced - 240 mg R-lipoic acid / 60 capsules · Details checked 2026-11-06.
Life Extension — Super R-Lipoic Acid — Bio-Enhanced
These features explain the choice; individual fit, taste and health suitability can differ. Current stock, price and seller terms belong to the specific listing.
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