Yes, boys can wear foundation and other make up items. The list of makeup items that boys can wear are-
1. Concealers- it is used to hide the signs of aging on face. It is also used to cover other lines such as wrinkles, laughter lines and tan lines.
2. Foundation - a foundation is a liquid or cream based whitening agent that is suitable for one's skin according to skin tone.
3. Hair gel- hair gets are used to comb the hair properlypavd give them style and shape.
4. Brow Gel- it is used for styling our eyebrows and giving it shape and shine. It keeps them stylish and young.
Yes , they can . Eg BTS they always apply foundation of their skin .