These specialty protein powders are thyroid friendly and add additional benefits beyond a regular protein powder. Functional Fuel Complete is a plant-based thyroid friendly protein powder with additional ingredients required to support the daily needs of your thyroid. Functional Fuel DETOX is a plant-based protein powder with additional ingredients to support liver detoxification, a healthy gut, and inflammation. Functional Fuel ENERGIZE is my weight loss plant-based protein powder with natural sources of caffeine and bovine IgG to support gut function for improved metabolism. All of these protein powders can be used with all thyroid conditions.