BPC-157 appears to improve not just the amount of collagen produced but also how those fibers align during the healing process
It is also critical for blood sugar stability, bile production, breakdown of fats, production of cholesterol, formation of ketones, assisting the regulation of proper hormone levels, and other health functions
However, it is not known whether supplementation with these nutrients improves overall mood or depressive symptoms in those with depression
Wei Y, Ding D, Qu K, Sun J, Cui Z (2022) Ecological risk assessment of heavy metal pollutants and total petroleum hydrocarbons in sediments of the Bohai Sea, China
Here's a simple comparison for cosmetic use: If you're comparing alpha arbutin with kojic acid specifically, this kojic acid powder resource can help you understand why formulators may treat them differently inside a formula even when both are associated with brightening goals
doi: 10.1503/jpn.100057