Nutrition basics
Learning Center
Monosodium glutamate (MSG): Is it harmful?
Monosodium glutamate (MSG) can trigger headaches and other symptoms in some people.
Phenylalanine in diet soda: Is it harmful?
You may be worried about phenylalanine because of a warning on diet soda. Find out why the warning is there.
Sodium: How to tame your salt habit
Find out which foods have lots of this mineral and get tips on how to cut back.
Taurine in energy drinks: What is it?
Energy drink ingredients can cause concern for some who consume these beverages.
Underweight? See how to add pounds healthfully
If you're underweight and not happy about it, try these tips to help you achieve your goal weight.
Water: How much should you drink every day?
Know how much water to drink to stay healthy and hydrated.
Yerba mate: Is it safe to drink?
This herbal tea may help you feel more alert and focused, but find out what the possible health risks are.