Assessment at the four-week mark helps determine whether dose adjustment is needed
(SkinCeuticals' C E Ferulic and Tatcha's Violet-C serums are two personal favorites that come to mind.) But regardless of look, scent, and feel, a common thread unites virtually all vitamin C skincare products: The brightening, elasticity-boosting, glow-bestowing properties that made the popular ingredient as ubiquitous as it is today
In 2024 alone, the global antiaging products market was worth an estimated $52.44 billion, and its estimated to grow by nearly 8% from 2025 to 2030.1 As dermaceutical innovation expands, more and more promising products with new active ingredients are being thrust into the spotlight
The question is: What is the balance of benefit versus harm
Notably, a study showed that irisin enhances autophagic flux in neuronal cells, leading to improved clearance of misfolded proteins 32