This supplement for vegetarians and vegans consists of capsules with a significant amount of L-selenomethionine, which consists of selenium chelated with synthetic methionine. Selenium is a nutritionally essential trace element. These capsules are designed for healthier nails and hair. Supports the immune system and protects against oxidative damage. It is beneficial for thyroid function and testicular development for normal spermatogenesis. In addition to these benefits and its high antioxidant properties, it has other applications as an adjuvant in cancer treatment. There are different needs for which you may need to consume these capsules, but in all of them Casentest provides good results thanks to its amount of L-selenomethionine as a great source of selenium naturally.