1. Diet principles for pregnant women The dietary principles for pregnant women are a healthy, balanced, and diverse diet. We must adhere to the regularity of three meals, do not eat junk food, eat in moderation, but not overeating, and do not have a picky or overeating diet. You should also eat more light and easy-to-digest foods, and eat a diet with less oil, less salt, and less sugar. As for fruits, pregnant women can choose to eat persimmons, apples, bananas, kiwis, etc. that are moderately sweet and juicy.