Author: Maryam Ayres
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Last Updated:
February 17, 2026
Learn more information about 'spinach nutrition 100g'. In this article we'll discuss 'spinach nutrition 100g'.
“Spinach is an excellent source of vitamin K, vitamin A (in the form of carotenoids), manganese, folate … copper, vitamin B2, vitamin B6, vitamin E, calcium … and vitamin C,” according to the foundation's website World's Healthiest Foods.
The nutrition facts for 3.5 ounces (100 grams) of raw spinach are ( 1 ): Calories: 23. Water: 91%.
A 100g serving of spinach has more than this and so is best avoided. The high levels of oxalic acid in spinach has long been thought to inhibit the absorption of important nutrients such as iron and calcium, although some studies suggest that the effects of oxalic acid are minimal.
A diet high in fiber has numerous benefits. According to the Mayo Clinic, it can help normalize bowel movements, lower cholesterol levels, control blood sugar, maintain bowel health and aid in achieving a healthy weight.