Carrington Farms Organic Pumpkin Seed Oil,12 fl oz. Pumpkin seeds have a number of health benefits. Theyâre naturally rich in phytosterols that have been shown in studies to help reduce LDL âbadâ cholesterol. Theyâre a good source of tryptophan, an amino acid thatâs important in producing feel good hormones called âserotonin.â Tossing back a handful of pumpkin seeds in the afternoon may help uplift your mood, or may help you sleep if youâre having trouble getting enough shut-eye....