Alcohol dehydrates our bodies, including the skin – this happens every time we drink. Drinking alcohol can also cause our faces to look bloated and puffy. We might find that it bloats our stomach too. This is caused by the dehydrating effects of alcohol.
Alcohol causes your body and skin to lose fluid (dehydrate). Dry skin wrinkles more quickly and can look dull and grey. Alcohol's diuretic (water-loss) effect also causes you to lose vitamins and nutrients. For example, vitamin A.