Collagen is a protein found in connective tissues of the body. It is significant in making certain parts of the body such as nails strong and is also an important factor in joint health. Collagen supplements come in various forms.
Calcium supplements are available throughout the United States and Canada in different forms. There are four types of calcium supplements available for purchase. The most frequently used and effective calcium supplements are calcium carbonate and calcium citrate. The other two, calcium gluconate and calcium lactate, contain less elemental calcium are not as readily available as the other types.
Amount of calcium. Elemental calcium is key because it's the actual amount of calcium in the supplement. It's what your body absorbs for bone growth and other health benefits. The Supplement Facts label on calcium supplements is helpful in determining how much calcium is in one serving.