Our Formulation
FSTN was developed by doctors based on the science of fasting with the perfect balance of six essential electrolytes, ketone salts, and natural organic cocoa.
Designed to Make Fasting Easier
Doctors formulated FSTN to help prevent dehydration, hunger, fatigue, and mental fog during fasting, supporting the body’s electrolyte balance and keeping energy levels high.
Ingredients
High-quality natural ingredients
with the perfect balance of six essential electrolytes, ketone salts, and natural organic cocoa bean powder.
No sugar, artificial flavors, fillers, gluten, or GMOs.
No Sugar
No Gluten
No GMO
Fasting Science
