Sunscreen, also known as sunblock or suntan lotion, is a photoprotective topical product for the skin that absorbs or reflects some of the sun's ultraviolet radiation and thus helps protect against sunburn and most importantly prevent skin cancer.
Deodorant is a substance applied to the body to prevent or mask body odor due to bacterial breakdown of perspiration in the armpits, groin, and feet, and in some cases vaginal secretions.
Lotion moisturize newborn skin. Use sparingly on tiny newborns. Petroleum jelly Can be used to treat diaper rash. It provides baby's skin with a protective barrier against moist diapers.
Cologne was used to mask the smell of body odor, mud and feces. Cologne was especially useful for densely populated areas, such as large cities, where people had to live in close proximity constantly. Baths were rarely taken before the 1700s, and cologne helped postpone the need for a bath even longer.