Since its ingredients are gentler than most actives, you can feel free to apply this serum day and nightjust make sure to wear sunscreen during daylight hours, since they can cause slight photosensitivity
Priyadarsini, S., Mohanty, S., Mukherjee, S., Basu, S., & Mishra, M
Haines A, Ebi K (2019) The imperative for climate action to protect health
Taking 20g one day, then nothing for 4 days, creates a false impression of "failure." Collagen is not a "quick fix" routine
Resources like the collagen peptides guide can help you understand whether collagen counts toward your protein goals and how to structure supplementation effectively