A vitamin and/or mineral and/or herbal enriched molded animal chew toy. The vitamins, minerals and/or herbal additives are incorporated into the molded chew toy under conditions that minimize thermal degradation of such additives. Suitable resins include starch, casein, denatured and partially hydrolized casein, thermoplastic polymers and mixtures thereof. In related embodiment, animal chews comprising primarily denatured and partially hydrolized collagen are disclosed, as well as such denatured and partially hydrolized collagen in mixture with vegetable matter, rawhide, animal meal, peanut bits/flour, casein, starch and mixtures thereof.
