Potent 15% quad-form Vitamin C blend engineered for maximum stability and bioavailability. It brightens, protects against environmental damage, and visibly reduces fine lines making it the cornerstone of any serious routine.
Available in 30...
Reviews
4.7
160 ratings
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The Best
While I do have a hard time with the twist pump on your product sometimes, and I wish there were better packaging, I love the CFK Brighteing Complex. I can't think of a better formulation out there. Wish I had started this sooner!
S
Sarah · 12 days ago
Love!
Love the vitamin C serum, one of my favorites. Just wish it wasn't so expensive ... Prevents me from being able to use it consistently along with your other products.
J
Jason · July 31, 2026
Vitamin C-FK brightening Complex
Great!! Works wonders. My skin looks and feels healthy. Worked as soon as I put it on. I highly recommend even though it’s pricey. It’s worth saving up and splurging if you are looking for a youthful looking skin.