Buttermilk. a by-product of butter manufacture. was examined for its potential as an encapsulant for omega-3 oil (fish oil) emulsions (35% total solids; 17. 5% fish oil) and powders (50% fish oil w/w. https://www.bekindtopets.com/super-value-Blue-Lotion-Topical-Antiseptic-16-oz-flash-save/