Does Horsetail Contain Calcium?

Horsetail also contains Aconitic acid, calcium, PABA, fatty acids, fluorine, vitamin B-5 and zinc. What nutrients are in horsetail? Horsetail contains the following nutrients: Vitamin C. B vitamins. Vitamin E. Vitamin K. Electrolytes like potassium, calcium, and magnesium. Iron. Zinc. Read more…