May improve heart and prostate health. Pumpkin seeds are a good source of antioxidants, magnesium, zinc and fatty acids — all of which may help keep a heart healthy. Nutrients in pumpkin seeds may help keep your heart healthy by reducing blood pressure and increasing good cholesterol. Purity verified! Tested for pesticide residue, micro-organisms and other foreign contaminants. Inari offers Canada’s largest selection of organic products at affordable prices for all your baking, cooking and snacking needs.