One of the downsides to drinking black coffee is that it can leave you jittery after a cup or two. If you want to avoid anxiety attacks, replace your cup of coffee with herbal tea. It is soothing and helps curb hunger. When fasting, you may have ginger or hibiscus as both will help maintain your energy levels, keeping you calm, attentive and focused throughout the fasting period.
Read more: Intermittent fasting and type 2 diabetes: How safe is this diet for diabetics?