Hashimoto's and Tirzepatide: Safety and Monitoring Guide Fella Health The most likely cause is Low Cortisol, Explanation:, 90% of all hypothyroid conditions are Hashimotos. This is an autoimmune (your body attacks itself) condition. With this condition, the thyroid has Carnitine Blend Rootcology If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy.