Biocidin® Forte provides a concentrated form of grapefruit seed extract & is best used in conjunction with a low yeast & sugar diet. Grapefruit seed oil has been used to help maintain the correct balance of intestinal microflora.• Provides a concentrated source of grapefruit seed extract • Grapefruit seed extract has been used in food to reduce bacterial & yeast spoilage • Grapefruit seed extract may help to maintain the balance of intestinal flora • Can be used as part of a yeast elimination diet