Last reviewed: July 16, 2026. This article is for general information and does not replace advice from a licensed clinician.
Editorial review and sources
Editorial review: osvilt.com Editorial Team
Last reviewed: July 16, 2026
This medical article is based on current public medical sources and follows the osvilt.com Medical Review Policy. It is for general information only and does not replace professional care; see our Medical Disclaimer.
Thioctacid and Berlition are brand names for alpha-lipoic acid, also called thioctic acid, in many markets. They are commonly discussed for diabetic neuropathy, but the evidence is mixed and brand switching should be guided by dose/formulation and clinician advice.
Short answer: Thioctacid and Berlition are not fundamentally different medicines if they contain the same active substance and comparable dose. Alpha-lipoic acid may help some neuropathy symptoms, but Cochrane found it probably has little or no effect versus placebo for diabetic peripheral neuropathy symptoms in longer trials.
What changed in this update
The article now explains that the comparison is mostly brand/formulation rather than active ingredient, and it adds evidence limits plus hypoglycemia and thiamine-deficiency cautions.
Side-by-side comparison
| Point | Thioctacid | Berlition |
|---|---|---|
| Active ingredient | Alpha-lipoic acid / thioctic acid. | Alpha-lipoic acid / thioctic acid. |
| Practical difference | Dose, salt/form, tablet versus infusion, local label, excipients and availability. | |
| Evidence question | Best studied for diabetic neuropathy symptoms, but guideline uptake and trial results vary. | |
| Safety questions | Diabetes medicines, low blood sugar symptoms, heavy alcohol use/thiamine deficiency, pregnancy, liver/kidney disease and supplement duplication. | |
Evidence in diabetic neuropathy
Recent Cochrane evidence reports that alpha-lipoic acid probably has little or no effect compared with placebo on diabetic peripheral neuropathy symptoms. Some older and shorter studies suggested symptom improvement, so claims should be cautious.
Safety context
Mayo Clinic notes alpha-lipoic acid can be risky in people with thiamine deficiency, which is more likely with heavy alcohol use. EFSA has discussed a potential relationship between alpha-lipoic acid and insulin autoimmune syndrome, a rare cause of hypoglycemia.
When to get medical care
Seek medical care for new or worsening numbness, foot ulcers, weakness, falls, severe pain, low blood sugar symptoms, diabetes with poor control, heavy alcohol use, pregnancy, or if neuropathy symptoms are one-sided, rapidly progressive or associated with back pain and bladder/bowel changes.
FAQ
Are Thioctacid and Berlition analogues?
Often yes if the active ingredient and dose are alpha-lipoic/thioctic acid, but formulations and labels can differ.
Can alpha-lipoic acid replace diabetes control?
No. Glucose management, foot care and neuropathy evaluation remain central.
Can I combine brands?
Do not stack multiple alpha-lipoic acid products; that increases dose without clear added benefit.
