To my surprise, I didn't have any digestion issues even after having 1 serving of exogenous ketones and one serving of MCT oil powder in one day. (ketodietapp.com)
Ingredients: Salmon, Vegetable Glycerin, Pea Protein, Mixed Tocopherols (used as a preservative), Rosemary Extract (used as a preservative), Omega 3 Fish Oil Powder, Linoleic Acid. (lovingpetsproducts.com)