So, for decades, companies have been putting them into skin care products and dietary supplements you can buy over the counter
Targeting the incretin system in obesity and type 2 diabetes mellitus
Each step is a little "upgrade" toward the active form which is part of why Retinol is gentler than prescription Retinoic Acid
[xli] Roxanne Anderson, 2025 Maximum Broker Commissions for Medicare Advantage & Medicare Part D. (July 1, 2024), [xlii] Riaz Ali and Lesley Hellow, Agent Commissions in Medicare and the Impact on Beneficiary Choice. The Commonwealth Fund (October 12, 2021)
4 For example, ADA and KDIGO joint group has recommended that for patients with T2DM and CKD who do not achieve their glycemic target with metformin and/or an SGLT2i or cannot use them, a GLP-1RAs with proven cardiovascular benefit is recommended