Ingredients for A1 Keto BHB. The A1 Keto BHB uses only full-spectrum Keto BHB salts, according to the official website. It’s all-natural and aids weight loss without producing any negative side effects. BHB, or Beta-Hydroxybutyrate, is a chemical produced by your body to provide energy.
Rather than carbohydrates, fat is used as a source of energy in this weight-loss approach.