Exploring the essential role of vitamins, this article delves into the sources and benefits of vitamins A, B, C, D, E, and K.

Collard greens are also an excellent source of vitamin C, calcium, vitamin K, and a good source of iron, vitamin B6, and magnesium. They also contain thiamin, niacin, pantothenic acid, and choline.

Without vitamin K, you would lose too much blood even from a small cut or scrape. People on blood-thinning medications should talk to their doctor about vitamin K before increasing their consumption.