How long can you eat spinach after the expiration date?

Spinach has become a staple food item for millions of people around the globe. But did you know that the humble leafy green contains more nutrients than beef or chicken? Spinach is rich in iron, vitamin K, folate, calcium, potassium, fiber, protein, and other essential vitamins and minerals. It also contains lutein, beta carotene, zeaxanthin,…