There are categories of supplements often discussed. Food grade, which meets standards ksx male enhancement set for human consumption. And pharmaceutical grade, which meets pharmaceutical standards. According to Wiktionary, pharmaceutical grade is A standard of purity suitable Insta keto reviews for use as a medicine." Apparently most supplements are not labeled with either of these grades. Some say the pharmaceutical grade claim used by some supplement sellers is simply a marketing ploy. Others say it's an important consideration.