First subscription order includes: 40 serving bottle of vanilla Cowboy Colostrum. 40 serving bottle of unflavored Cowboy Colostrum. Free USB rechargeable double whisk frother. First milking 4-6 hour colostrum from grass-fed U.S. raised dairy cows. Rich in bioactive ingredients like immunoglobulins and natural growth hormones to support immunity, gut health, radiant skin + hair and athletic performance. We prioritize calf welfare first and sustainably harvest our colostrum only after the baby calves get their share. Simply froth into water or upgrade your coffee or smoothie instantly with Cowboy's rich, creamy texture and delicious taste. For best blending results, use our high speed frother or any electric blender.