Homemade breakout treatment for the day?

hellooo ok i dont really wnat to were a ton of makeup to cover my spots cos a 'dab' of concealer just doesn't cut it, soz. but is there any treatment which i could make up at home? its actually really sunny where i am at the moment too so i know if you go out in the sun with lemon juice on your hair you get highlights.. is there any similair idea for getting rid of spot??? thanks :) x