I use Bubs Collagen Protein and their MCT Creamer everyday and they have travel packs I use for hunting. Absolutely no off putting taste and the collagen seems to help the joints.
Plus 1 on the lairds - yah it has a mild coconut flavor but i figure im already drinking instant. Dissolves ok. My wife is a nutritionist and she vouches for it as a relatively healthy/useful addition to the coffee