Nutrient Guide

What every vitamin, mineral, macronutrient and fatty acid actually does — why your body needs it, how much to aim for, and which foods deliver the most. Pick a nutrient to see its full guide and live top food sources.

Fats & Fatty Acids

Monounsaturated Fat A heart-healthy fat from olive oil, avocado and nuts. Read guide Polyunsaturated Fat Includes the essential omega-3 and omega-6 fats. Read guide Oleic Acid The main monounsaturated fat in olive oil. Read guide Omega-6 Fatty Acids Essential polyunsaturated fats — best balanced with omega-3. Read guide Trans Fat The fat to avoid — worst for heart health. Read guide Butyric Acid A short-chain fat that fuels and soothes the gut. Read guide Caproic Acid A medium-chain fat with a distinctive aroma. Read guide Caprylic Acid A medium-chain triglyceride (MCT) for quick energy. Read guide Capric Acid A medium-chain fat from coconut and goat milk. Read guide Lauric Acid The main fat in coconut oil, with antimicrobial action. Read guide Myristic Acid A saturated fat that most raises LDL cholesterol. Read guide Palmitic Acid The most common saturated fat in food and the body. Read guide Stearic Acid The saturated fat with a neutral cholesterol effect. Read guide Palmitoleic Acid An omega-7 monounsaturated fat studied for metabolism. Read guide Erucic Acid A monounsaturated fat that oils are bred to reduce. Read guide Alpha-Linolenic Acid (ALA) The essential plant-based omega-3 fat. Read guide EPA (Eicosapentaenoic Acid) A marine omega-3 for heart and mood. Read guide DHA (Docosahexaenoic Acid) A marine omega-3 vital for brain and eyes. Read guide GLA (Gamma-Linolenic Acid) An unusual omega-6 with anti-inflammatory effects. Read guide Arachidonic Acid An omega-6 that drives key signaling molecules. Read guide Arachidic Acid A minor long-chain saturated fat from peanuts. Read guide Behenic Acid A very-long-chain saturated fat that is poorly absorbed. Read guide Gadoleic Acid A monounsaturated fat first found in cod oil. Read guide Nervonic Acid A monounsaturated fat built into nerve myelin. Read guide

Find the best food for any nutrient

Browse ranked "highest in" lists for every nutrient, or read plain-language definitions in the glossary.

Top foods lists