Despite these encouraging findings, several limitations warrant consideration
Capsules are convenient but pricier per gram than loose powder
Affirm, Afterpay, Zelle, and card payments at zero processing fees
Ultra-processed foods rich in sugar and starch are especially discouraged
Ferroptosis is fueled by iron-dependent phospholipid peroxidation and is regulated by various cellular metabolic pathways, including iron handling, redox homeostasis, mitochondrial activity, amino acid, lipid and sugar metabolism, and various disease-related signaling pathways (129)
Applying those same ingredients to the skin introduces an absorption barrier that has not been validated for this purpose (7,9,10), and no Australia regulator has approved any over-the-counter GLP-1 patch for safety or efficacy