The review also showed that monounsaturated fats like those in olive oil, nuts, and avocados don't protect against heart disease. This isn’t the first study to question the idea that saturated fats are bad for your heart. Five years ago, another research review also found no link between saturated fat and heart disease.
They act as chemical messengers, serve as valuable energy sources, provide insulation, and are the main components of membranes. Major lipid groups include fats, phospholipids, steroids, and waxes. Lipid Soluble Vitamins. Fat-soluble vitamins are stored in adipose tissue and in the liver.
Each triglyceride molecule is composed of a backbone of the alcohol triacylglycerol linked to three fatty acids. The triglyceride molecule is arranged in an E-shape, with the triacylglycerol backbone upright and the linked fatty acids horizontal. Triglycerides in foods can contain any combination of fatty acids. The fat content of food is classified based on the mixture of these fatty acids.