he skin ,proline ,is a moist efficacy is famous for its amino acid,water and moisture to the skin has the role .supply of these amino acids composition to keep the number of collagen,and its not just in the skin surface effect,but enhanceing beauty from within.
Cosen beef collagen are exproted to many countries.such as Japan,south Korea.America,Russia,Germany,France,and many countries in southeast.
Beef collagen has many functions:
promote joint and bone health
weight control
boost the immun