Coffee common sense can the skin blacken if you drink coffee?

Among the older generation, there is a saying that eating soy sauce will blacken the skin, which has been scientifically proved to be untrue. as coffee is more and more favored by white-collar workers, many MM are also worried that drinking coffee will blacken the skin, but it is not, so will the skin turn black when drinking coffee?

It is worth noting that no research has shown that the melanin in coffee deposits under human skin and that the main component of coffee beans contains caffeine, which stimulates the central nervous system, heart and respiratory system. Appropriate amount of caffeine can also reduce muscle fatigue and promote digestive juice secretion. Because it promotes kidney function, it is diuretic and helps the body to expel excess sodium ions from the body. Caffeine accelerates metabolism, promotes digestion and improves constipation. From the point of view of these functions, it can also help improve the roughness of the skin. It is wrong to say that the skin will blacken when drinking coffee. Many MM stay up late after drinking coffee, resulting in long-term lack of sleep, causing skin metabolism disorder, we all know that lack of sleep will cause panda eyes, long-term staying up late will also make the skin dim and lose luster, so drinking coffee skin will blacken, drinking coffee is not good for the skin is incorrect, on the contrary, drinking appropriate amount of coffee can speed up metabolism Instead, it helps the excretion of toxins in the body.