Please choose the correct ending to complete the given sentence: Health: [header] How to choose low carb ingredients [title] Eat leafy greens. [step] Leafy greens like kale, spinach, chard, mustard greens, turnip greens, and collards are excellent sources of nutrition. They provide essential vitamins like a, c, e and k as well as calcium, potassium and fiber.

Ending1: Spinach is especially prevalent in salads, as it has higher nutrient content and vitamin b12. [title] Use leafy greens as your main dish. Ending2: Since they're very low in carbs and high in nutrients, leafy greens are an essential component of any low-carb diet. [substeps] Choose leafy greens that are dark in hue, rather than lighter salad greens like iceberg or romaine lettuce. Ending3: They also provide some antioxidants, such as caffeine, which are essential to keep your bones strong and healthy. [substeps] In addition to nutritional benefits, leafy greens provide a variety of nutrients and fiber to your diet. Ending4: Since your body produces water through sweat, the nutrient distributor that processes sweat heats water molecules within and adjusts calcium intake. The best foods for these purposes are leafy greens.

Answer format: ending1/ending2/ending3/ending4