Standardized Vegetarian VCaps Broad-Spectrum 12:1 Concentrate Grapefruit Seed is standardized to a 12:1 concentrate . It contains compounds that provide broad-spectrum intestinal herbal benefits. Did you know? Grapefruit juice typically excludes the all-important healthy benefits provided by the seed. Questions? Call 1-800-9NATURE Satisfaction Guaranteed: Freshness & safety sealed with printed outer shrinkwrap and printed inner seal. Do not use if either seal is broken or missing. Keep out of reach of children.