For anyone who wants the short answer to the question “what is the difference between Linseed and Flaxseed” the answer is; none. Linseeds and Flaxseeds are the exact same thing. Confusion around these two names stems from the two big English-speaking countries. In the UK, we alternate between linseed and flax, while in the United States and Canada, both are referred to as flax. But what is flaxseed?