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The use of caffeine as an ingredient in weight-loss supplements and its effects on weight loss.
Randomized trials and systematic reviews identify a handful of ingredients commonly found in liquid weight‑loss supplements that have modest, short‑term evidence for benefit—chiefly stimulants and sol...
Clinical trials directly testing raspberry ketone in isolation are essentially absent and human data are limited to one small randomized trial that used raspberry ketone as part of a multi‑ingredient ...
Peer‑reviewed randomized trials and meta‑analyses report small, inconsistent effects of green tea and green coffee extracts on body weight: some trials and pooled analyses find modest weight loss (kil...
High‑dose isolated EGCG (around 856.8 mg/day) and green tea catechin formulations combined with caffeine have produced the largest measurable changes in short‑to‑moderate duration randomized controlle...