I've been mixing Cowboy Colostrum into smoothies, milkshakes, and whatever my kids are drinking for two years straight - and they actually ask for it now. Whole, first-day colostrum from grass-fed U.S. cows. No fillers, no shortcuts. ● Supports immune health ● Whole, first-day, grass-fed colostrum ● US sourced, no fillers ● Two years and still going