Protein retention scheme Share definition Flag The act of consuming one's own semen to retain the proteins within it. Person 1: Hey bro how do you get so much protein? Person 2: I use the protein retention scheme Protein retention scheme by SexFuelledManiacUwU January 5, 2023 0 0 Get merch Get the Protein retention scheme mug. Buy Now — $32.95 See more merch