How to Reduce Cortisol Levels Naturally | Symptoms of high cortisol range from insomnia and fatigue, to belly bloat and weight gain, to IBS and high blood pressure and more. If you suspect you have an imbalance in your stress hormones and want natural tips to help lower cortisol secretion so you can sleep better, lose weight, and improve your health, this post is for you! We're sharing everything you need to know about cortisol, along with 9 natural ways to reduce it and live your best life!