This makes it a safe, non-toxic way to dye your hair. Henna has been used for thousands of years to keep hair healthy and to color white or gray hair. There is only ONE color of Henna, however, there are different ranges of that color depending on the climate and soil of that plant.
Spinach is the quintessential healthy food, and itâs no surprise that itâs also high in potassium. Bananas get a lot of attention for their potassium content, but ounce for ounce spinach bests them in the potassium department.
Iron Content. A 100-gram serving of fresh, raw spinach leaves provides 23 calories and 2.71 milligrams of iron, according to the USDA. The same size serving of fresh spinach that has been boiled without salt and then drained provides an equal number of calories and 3.57 milligrams of iron.