Lipids are a broad group of organic compounds that include fats, waxes, sterols, fat-soluble vitamins (such as vitamins A, D, E and K), monoglycerides, diglycerides, phospholipids, and others.

Cholesterol is a lipid in your blood. Your body needs it to help you take in fats and vitamins and make hormones. Cholesterol and triglycerides avoid water, so they can’t travel through blood themselves. …

Jan 13, 2026 · A lipid is any of various organic compounds that are insoluble in water. They include fats, waxes, oils, hormones, and certain components of membranes and function as energy-storage …

Dec 13, 2025 · Lipids are fatty, waxy, or oily compounds that serve as the building blocks of all living cells. Three main types of lipids (phospholipids, triglycerides, and sterols like cholesterol) are …

: any of various substances (as fats and waxes) that with proteins and carbohydrates make up the principal structural parts of living cells.

Nov 16, 2023 · Lipids are a group of diverse macromolecules consisting of fatty acids and their derivatives that are insoluble in water but soluble in organic solvents. Lipids consist of fats, oils, …

Jul 23, 2025 · Lipids are a group of organic molecules that play essential roles in the structure and function of living organisms. They are characterized by their hydrophobic (water-repellent) nature …

Jul 20, 2023 · Lipids are molecules that contain hydrocarbons and make up the building blocks of the structure and function of living cells. Examples of lipids include fats, oils, waxes, certain vitamins …

May 29, 2023 · A lipid is a fatty or waxy organic compound that is readily soluble in a nonpolar solvent but not in a polar solvent. It is mainly involved in energy storage, cell membrane structure and …

Learn about the structure, function, and different types of lipids. Pictures and ample examples are included of the structure of lipids and lipid bilayers.