The filling method of collagen suggests proper food supplement. You can eat more pig's trotters soup, pigskin, eggs, fish and donkey-hide gelatin, which are rich in this substance.

Collagen powder can be used as long as it is not on an empty stomach. It's usually better after a meal. Eating after meals is more conducive to digestion and absorption. When some people use Tomson Bianjian, they will eat it with food, which is also ok. For example, adding it to milk and porridge is also beneficial to absorption.