If you purchase an independently reviewed product or service through a link on our website, Variety may receive an affiliate commission. Mel Robbins has helped millions of followers build confidence with her “Let Them Theory” (and bestselling book of the same name ) and now, the motivational speaker and podcast host is hoping to help people build up their health as well. Robbins has launched Pure Genius Protein, a single-serving protein shot designed to make it easier for people to consume