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Spinach (one 30g serving) contains Vitamin C and Vitamin K. It also contains vitamin A and Folate.
Vitamin A is a fat soluble vitamin that is essential for eye health. Not having enough may cause night blindness.
Vitamin C, also called ascorbic acid, is water soluble and is said to be good for your immune system. If you don't have enough you may develop scurvy and have other problems like wound healing.
Vitamin K is a fat soluble vitamin that is essential for blood clotting. As you may have guessed having a definciency may lead to problems with bleeding.
Folate, a form of Vitamin B9, is also water soluble and is needed to make DNA and RNA in the body. Luckily, vegetables like spinach are a good source.
Eat and be healthy.
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