Best Vitamin B7 (Biotin)-Rich Foods for Dogs

Ranked by vitamin b7 (biotin) content among foods safe for dogs in the Creature Feast catalog.

Eggs 1 large cooked egg: ~10–15mcg biotin Cooked eggs are the best biotin source for dogs. Raw egg whites contain avidin which blocks biotin — always cook eggs before feeding.

Sweet Potato per 100g cooked: ~2.4mcg biotin Sweet potato provides biotin alongside beta-carotene and fiber. A versatile, dog-friendly root vegetable.

Salmon per 100g cooked: ~5mcg biotin Salmon delivers biotin along with its signature omega-3 fatty acids. Cooked salmon supports skin and coat from multiple angles.

Peanut butter per 2 tablespoons: ~6mcg biotin Peanut butter is surprisingly rich in biotin. Choose natural, xylitol-free varieties.

Carrot 1 medium carrot: ~2mcg biotin Carrots provide modest biotin in a crunchy, low-calorie treat form that most dogs enjoy.

Spinach per 100g cooked: ~0.5mcg biotin Spinach contributes biotin alongside iron and other minerals. Serve lightly steamed in small portions.