Bioactive proteins and protein hydrolysates are two of most common terms in modern nutritional supplements.
However, in nutritional point of view, all of the high protein sources cannot be used to develop supplements without considering their biological value which is the amount, or percentage of protein that the body is able to absorb.
Likewise, there areseveral drawbacks of meat, dairy and soy protein which are used as the most common sources of protein supplements.
Besides high biological value, animal-derived proteins have faced growing challenges in modern nutritional market due to spreadable animal diseases and novel trend in vegetarian diet.
In this regard, with high biological value of microbial proteins, marine microorganismderived proteins could be used as an alternative source of protein for food and pharmaceutical products.