Phải mất bao lâu thì các peptit collagen mới phát huy tác dụng?

From a retail perspective, managing customer expectations is everything. For skin hydration and elasticity, our consumers usually start leaving positive reviews around the 4 to 8-week mark. If they are looking for changes in fine lines, it’s closer to 12 weeks. We always tell our community that consistency is the real secret!