This document promotes a 90-day challenge using a nutritional shake mix that is low in carbohydrates, fat, sugar, sodium, and lactose/gluten free but high in protein. It claims the shake mix can help improve overall nutrition, serve as an affordable meal, aid in weight loss and muscle building. The challenge offers free product for promoting it and a chance to help others while potentially making money. Participants are said to see significant changes within 90 days with one example citing 29 pounds of weight loss while getting free product and pay.