CITRIC ACID
Contraception : Women of childbearing potential should use non-oral contraception or backup methods for 4 weeks after tirzepatide initiation and after each dose escalation
Cell culture and transfection WT HepG2 or stably transfected cells (pSuperior.puro-GSTM2) were cultured in DMEM (HyClone, Logan, UT, USA) containing 10% foetal bovine serum (Clark Bioscience, Richmond, VA, USA), 100 U/mL penicillin, and 100 g/mL streptomycin in dishes at 37 C and transfected with Lipo6000 Transfection Reagent (#C0528, Beyotime)
The GIP component adds another layer
When peptide purity starts at 98%+, the reconstitution step is where you preserve or destroy that quality
Ferritin (Iron) Levels: Ensure your iron intake is sufficient