MeltSlim names four herbs but no doses. That limits any verdict, but we can at least say what research generally shows for each. None of this describes MeltSlim’s unknown amounts.
A handful of small, short trials reported modest changes in weight and waist size. The studies are few, small and of mixed quality, so the evidence is suggestive at best.
Catechins such as EGCG and the caffeine in green tea may slightly raise energy use. Analyses show small effects on weight. High-dose concentrated extracts have been linked in case reports to liver injury, which is why dose and individual risk matter.
Its active compound, HCA, has been tested for weight loss many times. Most well-run trials find little or no meaningful difference against placebo, and rare liver and other adverse events have been reported.
Maca is studied for energy, mood and sexual wellbeing. We are not aware of solid evidence that it supports weight loss.
Read the safety guide next.