Improved nutraceutical compositions and methods for maintaining healthy calcium metabolism and maintenance of muscle mass. The compositions include a first component selected from the group consisting of a citrate anion, a bicarbonate anion and an acetate anion; a second component selected from the group consisting of a potassium cation, a magnesium cation, a calcium cation, and a sodium cation; and a third component selected from the group consisting of resveratrol, green tea extract, tumeric, basil, sage, thyme, ginger or ginger extract, oregano or oregano extract, rosemary or rosemary extract, hypericum perforatum, glycyrrhiza glabra, plantago lanceolata, quercetin, glycyrrhiza glabra, and gingko biloba. The compositions may be administered conventionally in tablets or capsules, as a dietary supplement, or be delivered in a food additive, food or beverage product, functional food, medical food, botanical drug, over-the-counter (OTC) drug, or any other category of product for human or animal consumption.