Keep leftovers refrigerated and eat them within three days. Check the expiration date on foods. Don't buy them or eat them if they're outdated. Some germs are spread through tap water. If your public water supply isn't totally pure, drink bottled water.
Some people find it difficult to go shopping and prepare meals all the time.
Supplements can help you maintain your body weight and get the vitamins and minerals you need. Your health care provider can help you choose a supplement that's right for you. Vitamin and mineral supplements can be very helpful. They are discussed in Fact Sheet 601 . When you are HIV-positive, you will need to increase the amount of food you eat and maintain your lean body weight.