Natural products may be alternative therapies for many diseases. Alphalipoic acid is a short-chain fatty acid, which contains sulfur in their structure. It is a potential antioxidant. Both of alpha lipoic acid and its reduced form have been shown to possess anti-oxidant, cardiovascular, cognitive, anti-ageing, detoxifying, anti-inflammatory, anti-cancer, and neuroprotective pharmacological properties. So, this article review aimed to highlight the potential role of alpha lipoic acid as an antioxidant that could be helped with treating many different diseases such as diabetes, peptic ulcer, epileptic, cardiovascular and cystinuria diseases.