Free Fatty Acid

Represents a carboxylic acid with a long aliphatic chain, serving as a primary energy source for many cells and a building block for complex lipids.

Key Functions:

• Oxidized for ATP production in beta-oxidation.
• Precursor for triglycerides and phospholipids.
• Acts as signaling molecules, binding to specific receptors.
• Important for cell membrane structure.

Interacting Systems & Components:

• Triacylglycerol (building block for)
• Phospholipids (building block for)
• Beta-Oxidation (undergoes)
• Energy Metabolism (key energy source)
• Adipose Tissue (stored as triglycerides)