Citricidal grapefruit seed extract is a liquid derived from the seeds, pulp, and white membranes of grapefruit. This extract may help support and maintain a healthy digestive system and immune system. Grapefruit seed extract to gargle or take a few drops in water or juice. Also use as a mouthwash, facial and nail cleanser, skin rinse and household cleanser. Ideal for digestive health while travelling. Not for citrus allergy sufferers. All-time best seller Grapefruit seed extract is a natural cleanser wherever there is a need Ideal for internal or external use, especially as a mouthwash, or on the face and nails and as a household cleanser Perfect digestive support especially whilst travelling Do not use undiluted