There's a bunch if info out there... Bottomline is- it is orally effective, however significantly higher doses are needed. Btw, the numbers I previously stated are confirmed by dat- actually he says ghrp-6 is less than 1% and ghrp-2 is maybe 2% orally bioavailable. On the other hand, Dr. Crisler believes the ghrp-2 to be a bit higher- ie 3-5% oral bioavailability.