Biomin offers Biomin P.E.P. Biomin P.E.P. is the company’s phytogenic product line, designed as a flavoring additive for digestion and feed conversion. The range of P.E.P. products includes: powdered products for addition to premixes for poultry, swine, fish and shrimp; powdered products for addition to milk replacers for calves; and liquid formulas for addition to drinking water or milk replacers, as well as direct oral application.