Tag: Evolution

I Used to Make My Own Omega-3. I Still Don't.

We call Omega-3 and Omega-6 “essential fatty acids” because the body cannot produce them and needs to obtain them through food. One might ask why, if it’s such an essential element, evolution didn’t favor the selection of individuals capable of synthesizing it, but the way to think about it is the inverse: humans anciently had the capacity to synthesize it but precisely due to economy stopped doing so, optimized to obtain it from the environment where it was abundant at the time, and focused its investment on other more advantageous things. Read more...