Official website
www.fitprodiet.com/nuvia-fat-burner/
Green tea / green coffee extracts and caffeine — frequently used for mild thermogenic and alertness effects; caffeine can raise metabolic rate slightly and suppress appetite in some people.
Garcinia cambogia / raspberry ketones / herbal extracts — common in weight-loss supplements for claimed appetite control or fat mobilization, though clinical evidence is limited.
Niacin (vitamin B3) and B-vitamins — included to support energy metabolism and reduce fatigue while dieting.
Plant powders (matcha, spirulina) or berry extracts — often listed as natural antioxidants or metabolism helpers.