FAQ What is the primary form of lipid in the diet? The primary form of lipid in the diet is triglycerides. Triglycerides are a type of fat found in many foods and they provide our bodies with energy. Learn more about what is the primary form of lipid in the diet? How does the body absorb lipids from the diet? When we consume lipids in our diet, they are broken down into smaller molecules in the digestive system. These molecules are then absorbed by the small intestine and transported into the bloodstream. Learn more about how the body absorbs lipids…