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Sero Radiance Firm
$92.00
Optimize firmness + visible radiance
SERO RADIANCE FIRM
Peptide + Vitamin C Firming Treatment Cream
SERO RADIANCE FIRM is a treatment-oriented moisturizer designed to improve the appearance of dullness, fine lines, uneven texture, and visible loss of firmness. Its formula combines Tetrahexyldecyl Ascorbate, multiple signal peptides, Sodium Hyaluronate, Squalane, essential minerals, and a broad antioxidant complex.
Rather than relying on one hero ingredient, the formula uses several complementary systems. Peptides support a smoother, firmer-looking surface. Oil-soluble Vitamin C and antioxidants help improve visible brightness. Humectants, emollients, and silicones support hydration, softness, and a more refined finish.
The result is a daily cream that functions as more than a basic moisturizer—supporting visible radiance, elasticity, hydration, and overall skin vitality within one streamlined step.
Who it is for
A treatment cream for skin showing dullness, fine lines, and visible loss of firmness.
- Dull complexion
- Fine lines
- Uneven texture
- Loss of visible firmness
- Dryness
- Tired-looking skin
- Antioxidant routines
- Daily treatment moisturizers
What it does
Hydrates, smooths, brightens, and supports a firmer-looking complexion.
- Uses multiple peptides to support smoother-looking texture and visible firmness
- Supports brighter-looking tone with Tetrahexyldecyl Ascorbate
- Helps soften the appearance of fine lines
- Supports hydration with Glycerin, Butylene Glycol, and Sodium Hyaluronate
- Conditions the skin with Squalane, Palm Oil, Phytosterols, and emollients
- Provides antioxidant support from Idebenone, Astaxanthin, Tocotrienols, and Tocopherol
- Adds Magnesium, Zinc, and Copper mineral support
- Leaves skin looking smoother, more luminous, and more refined over time
Why it is different
A multi-pathway firming cream—not a single-ingredient moisturizer.
SERO RADIANCE FIRM brings together peptides, oil-soluble Vitamin C, antioxidants, hydration, and emollient support in one formula. Each category contributes something different: peptides support visible firmness, Vitamin C supports brightness, antioxidants help defend against oxidative stress, and hydrators improve softness and suppleness.
This layered approach makes the product especially relevant for skin that looks tired, dry, uneven, or less firm. It is designed to improve the overall quality of the skin's appearance rather than focus narrowly on one concern.
3 Peptides
Acetyl Hexapeptide-8, Palmitoyl Tripeptide-1, and Palmitoyl Tetrapeptide-7
Vitamin C + AOX
Oil-soluble Vitamin C supported by multiple antioxidants
AM + PM
Designed for consistent daily use as tolerated
Key ingredients
A coordinated system for firmness, brightness, hydration, and antioxidant support.
The formula combines three peptides with oil-soluble Vitamin C, multiple antioxidants, humectants, emollients, and mineral salts.
PEP Multi-Peptide Complex Visible firmness + line-smoothing support
Acetyl Hexapeptide-8, Palmitoyl Tripeptide-1, and Palmitoyl Tetrapeptide-7 work together to support smoother-looking texture, softened fine lines, and improved visible firmness.
C Tetrahexyldecyl Ascorbate Oil-soluble Vitamin C
A lipid-soluble Vitamin C derivative that supports antioxidant defense and helps improve the appearance of dull, uneven-looking skin.
HYD Glycerin + Sodium Hyaluronate Humectant hydration
Humectants that help attract and retain water at the skin's surface, improving visible plumpness and reducing the dry, tight feel associated with dehydration.
AOX Idebenone + Astaxanthin + Vitamin E Multi-antioxidant support
A broad antioxidant blend that helps defend against oxidative stress and supports a healthier, more resilient-looking complexion.
LIP Squalane + Phytosterols + Emollients Softness + barrier conditioning
Emollient lipids help soften roughness, improve suppleness, and support a smoother, more conditioned skin surface.
MIN Magnesium + Zinc + Copper Mineral conditioning complex
Magnesium Aspartate, Zinc Gluconate, and Copper Gluconate provide complementary mineral support within the formula.
Best used for
A daily treatment cream for firmness, radiance, and visible skin vitality.
- Dull or fatigued-looking complexions
- Fine lines and uneven texture
- Visible loss of firmness or elasticity
- Dryness and reduced suppleness
- Antioxidant-focused morning routines
- Evening treatment-moisturizer routines
How to use SERO RADIANCE FIRM
Apply as the treatment-moisturizer step after cleansing and serum.
Smooth an even layer over the face, neck, and décolleté after cleansing and any water-based serums. Use once or twice daily as tolerated. In the morning, complete the routine with broad-spectrum sunscreen.
- Begin with clean, dry skin
- Apply after lighter serums
- Smooth evenly over the face, neck, and décolleté
- Begin once daily if skin is sensitive to active creams
- Use broad-spectrum sunscreen every morning
Formula note
This product contains Glycolic Acid.
Glycolic Acid appears in the ingredient list, so the formula may provide some exfoliating activity depending on its concentration and final pH. Avoid combining it in the same routine with multiple strong exfoliants or retinoids unless directed by a skincare professional.
The Sero standard
A transparent treatment-cream profile without unsupported concentration claims.
- Three-peptide complex
- Oil-soluble Vitamin C
- Multi-antioxidant system
- Hyaluronic acid support
- Squalane + phytosterols
- Mineral conditioning complex
- Contains Glycolic Acid
- Daily SPF recommended
Full ingredient list
Water, Magnesium Aspartate, Zinc Gluconate, Copper Gluconate, Tetrahexyldecyl Ascorbate, Acetyl Hexapeptide-8, Acetic Acid, Phenoxyethanol, Potassium Sorbate, Glycerin, Butylene Glycol, Carbomer, Polysorbate 20, Palmitoyl Tripeptide-1, Palmitoyl Tetrapeptide-7, Isopropyl Palmitate, Cetearyl Alcohol, Ceteareth-20, Glycolic Acid, Glyceryl Stearate, PEG-100 Stearate, Dimethyl MEA, Sodium Hyaluronate, Dimethicone, Caprylyl Glycol, Sorbic Acid, Tocotrienols, Elaeis Guineensis (Palm) Oil, Tocopherol, Squalane, Phytosterols, Idebenone, Disodium EDTA, Lecithin, Citric Acid, Astaxanthin, Chrysanthemum.
For external use only. Avoid direct contact with eyes. Discontinue use if persistent irritation develops. This formula contains Glycolic Acid and may increase sensitivity when combined with other exfoliants or retinoids. Use broad-spectrum sunscreen daily. Ingredient order confirms the listed formula components but does not independently verify advertised concentration claims.