Grapefruit seed extract (GSE) is made from the seeds, pulp, and membranes of grapefruits. Don't confuse it with grapefruit essential oils or grapeseed extract. It's sold as supplements, some of which claim to help with digestion, bladder,heart health, and even brainpower. But supplements ...
The nutrients in grapefruit may treat infections and speed wound healing. Some evidence suggests grapefruit seed extract has antibacterial properties. One study found it works against methicillin-resistantStaphylococcus aureus(MRSA), a staph infection resistant to antibiotics.17 The vitamin C in grapefru...