Superoxide Dismutase: Research

Can a melon concentrate reduce stress?

A French trial randomized 61 healthy adults reporting stress and tiredness to placebo or 10 mg daily of a coated melon concentrate, providing 140 units of SOD. After 12 weeks, stress and fatigue measures favored the concentrate. Companies supported the trial; the concentrate also contained other antioxidants. 1

What did the vitiligo study show?

In 50 adults receiving phototherapy for vitiligo, adding gliadin-protected SOD for 24 weeks produced a numerical repigmentation advantage, but the between-group difference was not statistically significant. This leaves a possible effect unresolved. 2

Is the antioxidant hypothesis still worth studying?

A review of melon SOD with wheat gliadin found potential benefits that depended on the condition studied and called for larger clinical trials. Its discussion of endogenous antioxidant pathways provides a research rationale, not a general treatment claim. 3

Oxidative stressToo little evidence

Promising findings remain formulation- and context-dependent. 3

Effects by health goal

Open an effect to see the studies behind its rating. Bars show the size of the effect; the letter grades the evidence.