BIG100 Colossal Bar is sure to satisfy your appetite with 31 grams of Metamyosyn Protein. This crunchy bar is loaded with chocolate chunks and peanuts, dipped in a dark chocolate coating on three sides, and topped with caramel.

Extra fuel for growing muscles

Great as a meal replacement bar or for adding extra fuel to growing muscles. This bar is one taste pleaser! Big100 Colossal Bars are the Huge new meal replacement bars to take the place of the old Big 100 Bars. MET Rx Big100 Colossal bars are giant and filled with all the goodies, peanut butter, chocolate, a caramel covered top, and a whopping 31 grams of protein.