
Good for :
- Maintains healthy cell turnover, slowing the natural aging process
- Protects against environmental damage while supporting skin’s barrier function.
- Nourishes skin through antioxidant-rich hydration and regenerative peptides.
- Brightens and evens skin tone while effectively reducing dark spots.
- Regulates melanosome distribution to prevent hyperpigmentation from surfacing.
- Firms and tightens skin texture, renewing lackluster, fatigued skin and slowing the natural aging process.
- Refines fine lines and wrinkles while encouraging healthy collagen production.
- Brightens skin while reducing the signs of age spots and environmental damage.
- Calms skin and reduces redness, irritation, and inflammation.
- Restores skin’s natural barrier activity, retaining natural hydration.
Review Highlights
PRO C4 Retinol Serum
PRO C4 Retinol Serum
Rejuvenate skin with Vitamin C and Retinol serum. Contains 4 forms of Vitamin C, reduces fine lines, wrinkles, and acne. Key Ingredients: Retinol, Vitamin C, Swiss Apple, Alpine Rose, Sea Fennel, Licorice Extract, Olive Leaf Extract.
Innovative Ingredients:
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Peptide Tech
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Vitamin C

MADE IN USA

CRUELTY-FREE

ECO-FRIENDLY PACKAGING
How to Use
Ingredients
Science Ingredients
Ascorbate (BV-OSC), Ascorbyl Palmitate, Ascorbic Acid, Citric Acid:
Keratolytic agent, antioxidant, anti-inflammatory
1% Retinol:
Keratolytic agent, skin rejuvenation
Swiss Apple Plant Stem Cells:
Repairs and restores traumatized skin
Sea Fennel Plant Stem Cells:
Organic brightener
Alpine Rose Plant Stem Cells:
Adapts skin to harsh climates
Edelweiss Plant Stem Cells:
Stimulates healthy fibroblast activity
Hyaluronic Acid:
Natural humectant
Nature Ingredients
Licorice Extract:
Anti-inflammatory, antioxidant, brightening
Olive Leaf Extract:
Anti-inflammatory, strengthens skin immunity, encourages skin hydration
Beet Root Extract:
Anti-inflammatory, soothing
Green Tea Extract:
Powerful antioxidant, inhibits melanosome transfer
Full Ingredients
Good for :
- Maintains healthy cell turnover, slowing the natural aging process
- Protects against environmental damage while supporting skin’s barrier function.
- Nourishes skin through antioxidant-rich hydration and regenerative peptides.
- Brightens and evens skin tone while effectively reducing dark spots.
- Regulates melanosome distribution to prevent hyperpigmentation from surfacing.
- Firms and tightens skin texture, renewing lackluster, fatigued skin and slowing the natural aging process.
- Refines fine lines and wrinkles while encouraging healthy collagen production.
- Brightens skin while reducing the signs of age spots and environmental damage.
- Calms skin and reduces redness, irritation, and inflammation.
- Restores skin’s natural barrier activity, retaining natural hydration.
Review Highlights

Customer Reviews
- ACAngeli C. A.Verified BuyerI recommend this productRated 5 out of 5 stars2 weeks agoMy go to retinol💖
Promotes collagen stimulation and lightens pigmentation without irritation
Was this helpful? - VRVena R. C.Verified BuyerI recommend this productRated 5 out of 5 stars4 weeks agoPro C4 Retinol Serum, Yes My loves, the work horse to longevity skin care
This elegant work horse is the great communicator and deliverer of youth. It has the powerhouse of anti oxidants C!, and the message to your cells to hurry up and turn overn(retinol), resulting in the rise of youthful plump skincells that are protected my the powerful C all the way to the surface of your skin. Reflecting plump, pretty skin.
Was this helpful? - BSBergen S.Verified BuyerI recommend this productRated 5 out of 5 stars29 minutes agoAmazing retinol treatment
My client just repurchased this for the second time and even bought a second to hold onto once she runs out. This retinol is great at gently resurfacing the skin and aids in slowing down appearance of aging.
Was this helpful? - DDERMADONISI recommend this productRated 5 out of 5 stars1 month agoI mean...,5STAR
The serum effectively addresses multiple concerns, notably reducing the appearance of fine lines, wrinkles, and acne, while promoting long-term skin health and resilience. From enhanced texture and improved radiance to significant clarity, the efficacy of this product is truly exceptional, making it an indispensable asset for achieving professional-grade aesthetic outcomes and truly rejuvenating the skin.
Was this helpful? - SKSammi K.Verified BuyerI recommend this productRated 5 out of 5 stars2 months agoGreat for sensitive skin
I have been giving this product to my teens clients as well as clients with sensitive skin to start it off and working faithfully.
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