FULLfast Appetite Control Spray FULLfast is a food supplement made from carefully selected plant extracts containing Artichoke, Centella and Taraxacum to promote the drainage of body fluids, plus Guarana extract to help maintain an ideal body weight. This well-balanced composition enables FULLfast to help people stick more rigorously to low-calorie diets, improving their success in weight loss. Formulated to work with the brain to help you feel full. Great tasting spray is easy and convenient. Clinical Trial: In a double-blind, placebo-controlled, published clinical study, female volunteers followed a weight loss program, used 3 sprays of FULLfast 5 times a day. Around the 5th day, they started to feel less hungry and experienced a significantly greater feeling of fullness overall than the placebo group over the 8-week study.