The present invention relates to functional-gel compositions as medicaments, foods, food ingredients, food supplements and to uses and methods. The functional-gels comprise an edible gelling agent and additionally a dietary protein or a dietary fiber or a combination of both. The functional-gel compositions when consumed in a sufficient amount as a supplement to a diet, meal or snack promote satiety and reduce energy intake in a subject in need thereof. The functional-gels are useful for improving weight management and promoting health. The functional-gels are useful for the treatment or prevention of over-weight, obesity and related conditions in a subject in need thereof. The functional-gel compositions may be formulated in a variety of ways to provide acceptable taste and texture, including for example as health bars, confections or as ready-to-eat, ready-to-drink, shelf stable and single-serve packaged foods.