Sublingual vs oral (swallowed) Oral tirzepatide that is swallowed rather than held sublingually faces the same challenge all peptides face in the GI tract: enzymatic degradation and poor absorption through the intestinal wall
BPC 157 has been seen to increase these fibroblasts and also contribute to the production of collagen
Researchers examining potential neurological or cognitive effects often prefer the nasal route because it provides more direct access to the central nervous system
Davies M, Frch L, Jeppesen OK, Pakseresht A, Pedersen SD, Perreault L, et al
Recalls & Warnings December 19, 2012 Zicam Nasal Gel Recalled Due to Potential Bacterial Contamination On December 18, 2012, Matrixx Initiatives issued a voluntary recall of a single lot of Zicam Extreme Congestion Relief nasal gel after routine testing confirmed a sample from this lot was contaminated with Burkholderia cepacia