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
Sérum au rétinol PRO C4
Sérum au rétinol PRO C4
Rajeunissez votre peau avec ce sérum à la vitamine C et au rétinol. Contient quatre formes de vitamine C et réduit les ridules, les rides et l'acné. Ingrédients clés : rétinol, vitamine C, pomme suisse, rosier des Alpes, criste marine, extrait de réglisse, extrait de feuille d'olivier.
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), palmitate d'ascorbyle, acide ascorbique, acide citrique :
Agent kératolytique, antioxydant, anti-inflammatoire
1% de rétinol :
Agent kératolytique, rajeunissement de la peau
Cellules souches de pommier suisse :
Répare et restaure la peau traumatisée
Cellules souches de plantes de criste marine :
Azurant organique
Cellules souches de plantes de rosier alpin :
Adapte la peau aux climats rigoureux
Cellules souches végétales d'Edelweiss :
Stimule l'activité saine des fibroblastes
Acide hyaluronique :
Humectant naturel
Nature Ingredients
Extrait de réglisse :
Anti-inflammatoire, antioxydant, éclaircissant
Extrait de feuille d'olivier :
Anti-inflammatoire, renforce l'immunité cutanée, favorise l'hydratation cutanée
Extrait de racine de betterave :
Anti-inflammatoire, apaisant
Extrait de thé vert :
Puissant antioxydant, inhibe le transfert des mélanosomes
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
- MFMonique F.Verified BuyerI recommend this productRated 5 out of 5 stars2 days agoCurrently my best seller
An orange creamsicle advanced serum that’s brightening and anti aging? Say less! People have been obsessed!
Was this helpful? - YDYoana D.Verified BuyerI recommend this productRated 5 out of 5 stars1 month agoI love this C4 Retinol
This is my clients favorite retinol and love the results
Was this helpful? - LMLindsay M.Verified BuyerI recommend this productRated 5 out of 5 stars1 month agoBest seller
This is the starter retinal. I put most my clients on. I love that. It’s a one percent retinol and also has vitamin C. This is really great for texture, acne, anti-aging, and brightening.
Was this helpful? - ACAngeli C. A.Verified BuyerI recommend this productRated 5 out of 5 stars3 months 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 months 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.
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Peptide Tech
Vitamin C