Common skin problems caused by pollution are: Dehydration: Pollution leads to a loss of natural moisture of the skin and causes dry ... skin health through oral supplements.

Talk with your doctor before taking any supplements. In a small 2019 study, participants with dry eyes took a daily oral vitamin A supplement for 3 days, each dose being 5,000 international units ...

How to take it: Choose oral supplements and pair them with topical ... Zinc is essential for regulating oil production in the skin, reducing acne, and strengthening hair follicles. It also helps ...