A food supplement comprises at least one protease enzyme selected from (i) CAS# 9001-92-7, IUB 3.4.23.18 protease from Aspergillus； (ii) CAS# 9001-92- 7, IUB 3.4.21.7 protease from Bacillus； (iii) CAS# 9001-61-0, IUB 3.4.11.1 protease from Aspergillus； (iv) CAS# 9074-07-1, IUB 3.4.21.63 protease from Aspergillus； (v) CAS# 9073-78-3, IUB 3.4.24.27 protease from Aspergillus； (vi) CAS# 9025-49-4, IUB 3.4.23.18 protease from Aspergillus； and (vii) combinations thereof. The food supplement may further comprise a protein, a stabilizer, a matrix modifier, a carrier, a preservative, a bulking agent, a dessicant, an emulsifier, an enzyme coating, or combinations thereof. Disclosed is a method of increasing protein absorption in the gastrointestinal system of a human being comprising the step of ingesting the food supplement as identified above.
