Are flax seeds a trend, or do they have anticancer benefits? These tiny seeds pack a powerful punch regarding health benefits, including potential anti-cancer benefits. 1. Flax seeds are abundant in lignans, natural compounds found in plants. These lignans attach to estrogen receptors and help keep more potent estrogens from attaching to cells and inducing breast, ovarian, and prostate cancer. In some respects, they can be considered anti-estrogens. 2. Flax seeds also contain several different t