These include: Inappropriate dosing or frequency Lack of proper diagnosis and monitoring Non-sterile injection technique increasing infection risk Absence of medical supervision for adverse reactions Financial cost without clinical benefit Patients should report any suspected adverse reactions to B12 injections via the MHRA Yellow Card scheme
One potential concern involves estrogen elevation
Curr Opin Pulm Med
Infection by SARS-CoV-2 or other viruses has been shown to substantially increase production of free radicals by the immune cells leading to oxidative stress

More Peptides 5-Amino-1MQ (10mg) BPC-157 BPC-157, TB-500, GHK-Cu (Glow Blend) 60mg CJC-1295 (no DAC), Ipamorelin 10mg (Blend) GHK-Cu 50mg Copper Peptide Kisspeptin-10 5mg KPV (Ac-KPV-NH2) 5mg MOTS-c NAD+ Retatrutide peptide Selank 10mg Semax TB-500 (Thymosin Beta-4) (43aa) Tesamorelin 5mg Thymosin Alpha-1 Tirzepatide peptide Properties Molecular Formula Bpc-157: CHNO Cu-GHK: CHCuNO Timbetasin: CHNO Molecular Weight Bpc-157: 1419.5 Cu-GHK: 403.92 Timbetasin: 4963 Monoisotopic Mass Bpc-157: 1418.70415882 Cu-GHK: 403.1155 Timbetasin: 4960.4863169 Polar Area Bpc-157: 573 Cu-GHK: 176 Timbetasin: 2250 Complexity Bpc-157: 3040 Cu-GHK: 6 Timbetasin: 12200 XLogP Bpc-157: -9 Timbetasin: -43.5 Heavy Atom Count Bpc-157: 100 Cu-GHK: 25 Timbetasin: 347 Hydrogen Bond Donor Count Bpc-157: 16 Cu-GHK: 6 Timbetasin: 72 Rotatable Bond Count Bpc-157: 39 Cu-GHK: 11 Timbetasin: 180 Hydrogen Bond Acceptor Count Bpc-157: 24 Cu-GHK: 7 Timbetasin: 88 Identifiers CID Bpc-157: 9941957 Cu-GHK: 378611 Timbetasin: 16132341 InChI Bpc-157: InChI=1S/C62H98N16O22/c1-31(2)25-37(55(92)74-50(32(3)4)62(99)100)71-46(81)29-65-51(88)33(5)67-53(90)38(26-48(84)85)73-54(91)39(27-49(86)87)72-52(89)34(6)68-57(94)41-15-10-21-75(41)58(95)35(13-7-8-20-63)70-45(80)30-66-56(93)40-14-9-22-76(40)60(97)43-17-12-24-78(43)61(98)42-16-11-23-77(42)59(96)36(18-19-47(82)83)69-44(79)28-64/h31-43,50H,7-30,63-64H2,1-6H3,(H,65,88)(H,66,93)(H,67,90)(H,68,94)(H,69,79)(H,70,80)(H,71,81)(H,72,89)(H,73,91)(H,74,92)(H,82,83)(H,84,85)(H,86,87)(H,99,100)/t33-,34-,35-,36-,37-,38-,39-,40-,41-,42-,43-,50-/m0/s1 Cu-GHK: InChI=1S/C14H24N6O4.Cu/c15-4-2-1-3-10(14(23)24)20-13(22)11(19-12(21)6-16)5-9-7-17-8-18-9;/h7-8,10-11H,1-6,15-16H2,(H,17,18)(H,19,21)(H,20,22)(H,23,24)

But do these patches actually contain GLP-1s, and do they actually work