> Years ago I swallowed a sip of 2% lidocaine gel, and within a few minutes felt something changing in my intestine, and from then on, without any more lidocaine, some of my bowel symptoms were gone. [Epigenetic?] I think that must be it, for the improvement to be so stable. [(Reference)](https://archive.ph/o/OJZkW/https://raypeatforum.com/community/threads/rp-email-advice-discussion-lidocaine-for-bowel-complaints.13540/) [Forum Discussion](https://archive.ph/o/OJZkW/https://raypeatforum.com/community/threads/rp-email-advice-discussion-lidocaine-for-bowel-complaints.13540/) > I know a few people besides myself who have had very good results from swallowing a little lidocaine; absorbing it through the skin works too, if you use enough. [Source](https://lowtoxinforum.com/threads/ray-peat-email-advice-depository.1035/post-240810)