Sunflower Seeds have 16.2 times more energy per 100g than Cooked Frozen Chopped Collards with Salt. It has very high energy density when compared to other foods. Boiled Chopped Frozen Collards, drained with Salt having low energy density.
Nutrients data from USDA National Nutrient Database for Standard Reference by US Department of Agriculture, Agricultural Research Service, Nutrient Data Laboratory.
Recommended Dietary Allowances (RDA) compiled from U.S. Department of Health & Human Services , National Institutes of Health.