Sayote is a excellent source of Vitamin C, an essential that we get only from food or supplements. Each 100 g of sayote fruit contains 11 to 20 mg of vitamin C, while the stem contains 16 mg and the root contains 19 mg of this vitamin. Vitamin C is vital for healing wounds, increasing immune resistance and maintaining healthy bones and teeth. Vitamin C also acts as an anti-oxidant and protects the cells from free radicals. It helps make collage, the protein for making skin, ligaments, tendons and blood vessels.
Vitamin A

Each 100 g of sayote fruit has about 5 mg of vitamin A, and each 100 g of the stem contains 615 mg, according to the International Plant Genetic Resources Institute, or IPGRI. Vitamin A is important for good vision as it produces retinol, a pigment needed by the eye. This vitamin helps make white blood cells that fight harmful microbes and infections. Vitamin A also strengthens the lining of the eyes, and the respiratory, urinary and intestinal tracts.
B-Vitamins

Sayote contains small amounts the B-vitamins niacin, thiamin and riboflavin, notes the IPGRI. Because B-vitamins are water soluble and leaves the body through the urine, you need a continuous supply of these vitamins in your diet. B-vitamins are important in making carbohydrates, fats and cholesterol. They also help convert food to energy.

Read more: https://www.livestrong.com/article/493647-vitamins-from-the-sayote-plant/#ixzz1zQKwIVM5