It takes the body almost four hours to process that much protein. Any extra protein is simply excreted from the body. Typically the most popular protein supplement is whey protein. However for adult women and vegetarians particularly, Main recommends Soy protein. The soy helps the bones especially for women above 40, while the protein still helps their muscles.
Soy protein is also a good supplement for vegetarians who are sometimes deficient in protein.
The protein helps muscle repair especially during sleeping hours. Different people react differently to products, so it is always important to consult with an expert before choosing to use a supplement. You never want to just start taking a supplement without finding out all the facts.