Fast Like a Girl: A Woman's Guide to Using the Healing Power of Fasting to Burn Fat, Boost Energy,and Balance Hormones

by Mindy Pelz

Common obesogens found in food include monosodium glutamate and soy protein isolates.

My clinical experience has shown me that when testosterone comes in during ovulation, intermittent fasting no longer than 15 hours is best.

There are two key times to alter your fasts: when your hormone levels peak at ovulation and the week before your period starts. Remember, when your sex hormones are at their highest—ovulation and the week before your period—your fasts should be shorter. When your hormone levels are low—when your cycle first starts and post ovulation—your fasts can be longer.