Protein is largely used for cell function and structure, fats for hormone creation and building of cell membrane and carbs for immediate or stored fuel. (wellnessmama.com)
These antioxidants tend to build up in cell membranes in the body, protecting the cells from oxidative damage. (healthline.com)
Insulin promotes the efficient storage and use of glucose molecules by controlling their transport across cell membranes, permitting cellular uptake and metabolism of glucose. (dog-health-guide.org)