As a rule of thumb it will about double in volume (1/2 cup raw = 1 cup cooked). There's not any change in the amount of calories (unless you cook your oats in milk as noted above). It's traditional to add brown sugar and raisins to oatmeal.
1 Collagen is most commonly found within the body in the skin, bones and connective tissues. 2  The word collagen is derived from the Greek kolla, meaning glue. 3  Collagen gives the skin its strength and structure, and also plays a role in the replacement of dead skin cells.
Collagen is a gelatin fiber. It acts as an adhesive and as a combination tissue that contains skin, bone, ligament, cartilage, and blood vessels. Collagen is extremely important as it makes up 30% of the proteins in the body.f you have trouble with dry skin, wrinkles, speckles, sagging skin, damaged hair, or broken nails, that might mean that you have a collagen deficiency. Both hair and nails are also included as indicators since they are both considered as part of the skin.