1.69 fl of bottle with matte silver lid and bottom silver DNA PRO C4 Retinol Serum
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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
5.0
Rated 5.0 out of 5 stars
19 Reviews

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.

star
5.0
Rated 5.0 out of 5 stars
19 Reviews
Innovative Ingredients:
  • Peptide Tech Peptide Tech
  • Vitamin C Vitamin C

MADE IN USA

CRUELTY-FREE

ECO-FRIENDLY PACKAGING

How to Use

Apply 1–2 pumps to cleansed skin in the evening. Follow with a Lira Clinical® crème or oil. Can be used up to twice daily depending on skin condition severity. Not to be used on the eye area.

Ingredients
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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

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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
5.0
Rated 5.0 out of 5 stars
19 Reviews
View full details
Water (Aqua), Tetrahexyldecyl Ascorbate, Glycerin, Dimethicone, Cetearyl Olivate, Sorbitan Olivate, Sodium Hyaluronate Crosspolymer, Cetyl Palmitate, Sorbitan Palmitate, Malus Domestica Fruit Cell Culture, Lecithin, Imperata Cylindrica Root Extract, Phenoxyethanol, Caprylyl Glycol,Ethylhexylglycerin, Hexylene Glycol, Butylene Glycol, Yeast Polysaccharides, PPG-12/SMDI Copolymer, Cetearyl Alcohol, Retinol, Polysorbate 20, Camellia Sinensis Leaf Extract, Beta Vulgaris (Beet) Root Extract, Haberlea Rhodopensis Leaf Extract, Yeast Extract, Tocopherol, Ascorbyl Palmitate, Ascorbic Acid, Citric Acid, Xanthan Gum, Dipotassium Glycyrrhizate, Tocopheryl Acetate, Crithmum Maritimum Callus Culture Filtrate, Leontopodium Alpinum Meristem Cell Culture, Rhododendron Ferrugineum Leaf Cell Culture Extract, Isomalt, Lactic Acid, Disodium EDTA, Aloe Barbadensis Leaf Juice Powder, Ubiquinone, Olea Europaea (Olive) Leaf Extract, Citrus Aurantium Dulcis (Orange) Peel Oil.

Customer Reviews

5.0
Rated 5.0 out of 5 stars
Based on 19 reviews
Total 5 star reviews: 19 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
100%would recommend this product
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19 reviews
  • YD Profile picture for Yoana D.
    Yoana D.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    5 hours ago
    I love this C4 Retinol

    This is my clients favorite retinol and love the results

    Was this helpful?
  • LM Profile picture for Lindsay M.facebook logo
    Lindsay M.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    6 days ago
    Best 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?
  • AC
    Angeli C. A.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    2 months ago
    My go to retinol💖

    Promotes collagen stimulation and lightens pigmentation without irritation

    Was this helpful?
  • VR
    Vena R. C.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    2 months ago
    Pro 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?
  • HK
    Heidi K.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    5 days ago
    Love this product!

    This product is so beneficial and can be used twice daily depending on skin, not harsh, helps with fine lines , acne., and inflammation.

    Was this helpful?

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