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Our skin
skin consists of three layers. The outer layer, the epidermis, has cells containing keratin, a protein which strengthens the skin and makes it waterproof. It also has melanin which darkens the skin and shields it from sunlight. How dark our skin is depends on how much melanin the epidermis contains. The middle layer, the dermis, is elastic and makes the sense of touch possible. The inner layer, the hypodermis, stores fat and energy, has large blood vessels and helps regulate body temperature. Skin is our first line of defence against bacteria and it lets us feel heat, cold and pain. It also helps control our body temperature and keeps muscles, bones and internal Skin repairs itself during sleep, so getting enough sleep is important. Drinking water keeps skin and prevents it from drying out. To keep skin looking young and well-nourished, it is also essential to follow a balanced diet with foods rich in vitamins and minerals.
Vitamin A helps repair and maintain the health of skin. Foods high in vitamin A include carrots, sweet potatoes, lettuce and apricots.
Vitamins C& E protect the skin from sun damage and pollution. Vitamin C is found in kiwis, oranges, broccoli and peppers. Vitamin E is found in nuts, olives and spinach.
Vitamin H strengthens hair and nails, which both grow out of the skin and depend on it to be healthy. You can get vitaminH from nuts, beans, bananas and mushrooms.
Minerals make skin elastic and help heal wounds. They are found in eggs, fish, whole grains and a range of fruit and vegetables.
Answers & Comments
The skin consists of three layers. The outer layer contains cells containing keratin, a protein that strengthens the skin and makes it waterproof. It also has melanin, which darkens the skin and protects it from the sun. How dark our skin is depends on how much melanin is contained in the epidermis. The middle layer is elastic and provides a sense of touch. The inner layer, subcutaneous tissue, stores fat and energy, has large blood vessels and helps regulate body temperature. The skin is our protection against bacteria, it allows us to feel heat, cold and pain. It also helps the muscles, bones and inner skin to recover during sleep, so you need to get enough sleep. Water prevents the skin from drying out. To make the skin look young, it is also important to follow a balanced diet.
Vitamin A helps to restore and maintain skin health. Vitamin A includes carrots, sweet potatoes, lettuce leaves and apricots.
Vitamins C and E protect the skin from sunlight and dirt. Vitamin C is found in kiwis, oranges, and peppers. Vitamin E is found in nuts and olives.
Vitamin H strengthens hair and nails. You can get vitamin A from nuts, beans and mushrooms.
Minerals help heal wounds. They are found in eggs and whole grain products and a number of fruits and vegetables.