Pregnancy & Nutrition What is the 3 2 1 rule in pregnancy? February 4, 2026 by Tanp | Leave a Comment The 3-2-1 rule in pregnancy is a simple guideline to help expectant mothers manage their weight gain in a healthy manner. It suggests consuming three balanced meals, two healthy snacks, and drinking at least one liter of water daily. This rule aims to ensure that both the mother and the developing baby receive adequate nutrition […] Read more ยป