You butter believe it: We’re nuts about this new COLLAGEN FUEL® Drink Mix. PRIMAL KITCHEN® Peanut Butter COLLAGEN FUEL® Drink mix is here and ready to transform smoothies, shakes, and coffee with velvety, nutty flavor! Keto Certified and Paleo Friendly, this drink mix adds 10g of collagen bovine peptides to smoothies, shakes, coffee and much more. Supplement your morning routine while supporting hair, skin, and nails with collagen. We made this mix with coconut milk powder for a creamy texture and monk fruit extract for sweetness. This peanut butter collagen powder was made without soy, dairy, whey, or grains, so it’s Certified Gluten Free and sugar free*. Try an after-school special: Add this mix to a shake with raspberries or strawberries for a PB & J that’s all grown up and made with just the good stuff.