Grapefruit Seed Extract

Grapefruit Seed Extract is promoted as a safe, effective antimicrobial for internal use and natural preservative for body care products. One problem. It doesn’t work. Oh, two problems. If it does work, it’s because it’s spiked with synthetic preservatives. Several studies have now found one or more of several synthetics, none of which is approved for internal consumption.

HRF president Rob McCaleb presented a research update on GSE at Supply Side West in October, 2007. The Powerpoint presentation is available online, HERE.

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