Red Lentils split are an excellent source of B vitamins, iron, magnesium, potassium, and zinc. Theyâ??re also a great source of plant-based protein and fiber. Red Lentils Split are a great source of health-promoting polyphenols, which have strong antioxidant and anti-inflammatory properties with potential cancer cell-inhibiting effects.Red Lentils split may protect your heart by supporting weight loss, preventing homocysteine accumulation in your body, and improving cholesterol and blood pressure levels.