Dietary supplements are products such as vitamins, herbs, and minerals that may help provide nutrients and health benefits. They may have risks and side effects., The goal of using dietary supplements is to help you get an adequate amount of essential nutrients for your body to function properly. However, too much of certain vitamins and minerals can become a problem. Reliable information on dietary supplements and safe limits to use are available from the organizations listed in the Helpful Resources , Nutrient supplements other than dietary supplements are available in the form of skin patches or creams, eye drops, nasal sprays, intravenous and intramuscular injections and rectal suppositories. Types Natural supplements are extracted from plants, animal tissues or inorganic material, such as seawater and rocks., Dietary supplement, any vitamin, mineral, herbal product, or other ingestible preparation added to the diet to benefit health. Dietary supplements represent a broad category of products that are distinguishable from conventional foods and drugs. Learn more about the regulation and safety of dietary supplements., Explore the world of dietary supplements, their potential health benefits, risks, and regulations. Learn about common supplements like vitamins, minerals, and probiotics, and how they may enhance , Find evidence-based information about dietary supplements. This collection of fact sheets presents information about dietary supplements and their ingredients. These include vitamins, minerals, herbs and botanicals, probiotics, and more. Background Information: Dietary Supplements.