Answer :
i think it could be lipids and proteins that's all i know hope this helps!
Iron in the lettuce which is an essential constituent of hemoglobin which carries oxygen around the body via the bloodstream.
Vitamin C in the tomato for growth and reparation of tissues. It also bind to free radicals so that they can't oxidise chemicals in the body as readily.
Vitamin C in the tomato for growth and reparation of tissues. It also bind to free radicals so that they can't oxidise chemicals in the body as readily.