MEDICUBE Retinol NMN Boosting Serum – 1.9% Retinol-Some Firming Care 30ml

• Product type: Intensive nighttime facial serum for visible firmness, fine lines, uneven texture and enlarged-looking pores
• Official product name: MEDICUBE Retinol NMN Boosting Serum
• Size: 30 ml / 1.01 fl. oz.
• Country of origin: South Korea
• Skin concerns: Fine lines, loss of elasticity, rough texture, enlarged-looking pores, dullness and uneven-looking tone
• Key technology: 1.9% Retinol-Some complex
• Important concentration note: The 1.9% claim refers to MEDICUBE’s Retinol-Some complex, not 1.9% pure retinol
• Key ingredients: Retinol, Retinal, Niacinamide, NMN (Nicotinamide Mononucleotide), peptides, fermented ingredients, Ceramide NP, Panthenol and Squalane
• Retinoid duo: Combines Retinol and Retinal to support smoother-looking texture, firmness and visible wrinkle care
• Retinol-Some: Current product information describes a patented 99.8%-purity Retinol-Some system formulated for effective delivery with reduced irritation potential
• NMN: Nicotinamide Mononucleotide is included in current exact-product formulas as an antioxidant and skin-conditioning ingredient
• Niacinamide: Appears high in the formula and supports brighter-looking tone, barrier function and a more even-looking complexion
• 5-Synergy Complex: Current product descriptions position the formula around a multi-dimensional firming complex combining retinoids, NMN and supportive anti-aging ingredients
• Peptide complex: Includes Acetyl Hexapeptide-8, Acetyl Tetrapeptide-5, Palmitoyl Tetrapeptide-7 and Palmitoyl Tripeptide-5
• Carnosine: Provides additional antioxidant and skin-conditioning support
• Vitamin C care: Current exact-product formulas include 3-O-Ethyl Ascorbic Acid and Ascorbic Acid for antioxidant and radiance support
• Ferment complex: Bifida Ferment Lysate, Lactobacillus Ferment Lysate and Lactococcus Ferment Lysate support conditioning and barrier-focused care
• Cica care: Centella Asiatica Leaf Extract, Asiaticoside, Asiatic Acid and Madecassic Acid help maintain a calmer, more comfortable skin feel
• Barrier support: Ceramide NP, Cholesterol, Hydrogenated Lecithin, Panthenol and Squalane help reinforce moisture retention
• Hydration: Glycereth-26, Glycerin, Butylene Glycol, Polyquaternium-51 and Sodium Hyaluronate Crosspolymer help maintain surface moisture
• Antioxidant support: Tocopherol, Ferulic Acid, Vitamin C derivatives, Carnosine and botanical extracts complement the retinoid system
• Texture: Lightweight serum-emulsion designed to spread smoothly and absorb without an excessively heavy finish
• Finish: Soft, conditioned and comfortable rather than intentionally oily
• Firming care: Designed to help skin appear more resilient, plump and youthful-looking with continued use
• Pore care: Helps refine the visible appearance of enlarged pores by supporting smoother skin texture and improved-looking elasticity
• Fine-line care: Retinol, Retinal, Adenosine and peptides work together to improve the appearance of fine lines and uneven texture
• Low-irritation positioning: MEDICUBE positions the serum as an intensive retinol treatment developed with low-irritation technology
• Nighttime use: Best incorporated into the evening routine because retinoids are sensitive to light and can increase skin sensitivity
• How to use: After cleansing and toner, apply a small amount during the serum step, concentrating on areas of visible texture, pores or fine lines
• Begin gradually: Start every other night and increase frequency only according to skin tolerance
• Moisturizer: Follow with a gentle moisturizer to help support the skin barrier
• Daytime protection: Apply broad-spectrum sunscreen every morning while using a retinoid routine
• Active-layering note: If skin is sensitive, avoid introducing several strong exfoliating acids or additional retinoids at the same time
• Storage: Keep tightly closed away from direct sunlight, excessive heat and humidity to protect the retinoid formula
• Warnings: For external use only. Avoid direct eye contact and application over broken or severely irritated skin. Reduce frequency if persistent dryness, peeling or irritation develops
• Current cross-referenced ingredients: Water, Glycereth-26, Niacinamide, Glycerin, Caprylic/Capric Triglyceride, Macadamia Ternifolia Seed Oil, Butylene Glycol, Hydrogenated Lecithin, Retinol, Brassica Campestris (Rapeseed) Sterols, 1,2-Hexanediol, Cholesterol, Polyglyceryl-10 Laurate, Phytosteryl/Behenyl/Octyldodecyl Lauroyl Glutamate, Aluminum/Magnesium Hydroxide Stearate, Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate, Potassium Cetyl Phosphate, Tris(Tetramethylhydroxypiperidinol) Citrate, Glyceryl Citrate/Lactate/Linoleate/Oleate, Elaeis Guineensis (Palm) Oil, Cetyl Ethylhexanoate, Hydroxyacetophenone, Ammonium Acryloyldimethyltaurate/VP Copolymer, Polyacrylate Crosspolymer-6, Aluminum Starch Octenylsuccinate, Retinal, Squalane, Polyquaternium-51, Tocopherol, Panthenol, Allantoin, Adenosine, Disodium EDTA, Bifida Ferment Lysate, Lactobacillus Ferment Lysate, Lactococcus Ferment Lysate, Dipropylene Glycol, Centella Asiatica Leaf Extract, Asiaticoside, Asiatic Acid, Madecassic Acid, Beta-Glucan, Ceramide NP, Propanediol, Eriobotrya Japonica Leaf Extract, Mentha Viridis (Spearmint) Extract, Sodium Hyaluronate Crosspolymer, Pentylene Glycol, Ethylhexylglycerin, Nicotinamide Mononucleotide, Akebia Quinata Extract, Caprylyl/Capryl Glucoside, Camellia Japonica Flower Extract, Polyglyceryl-10 Oleate, Acetyl Hexapeptide-8, Acetyl Tetrapeptide-5, Carnosine, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-5, Yeast Beta-Glucan, Ferulic Acid, 3-O-Ethyl Ascorbic Acid, Ascorbic Acid

Core Product Details

Retinoid Care Designed for Firmer, Smoother-Looking Skin

MEDICUBE Retinol NMN Boosting Serum is a South Korean nighttime treatment designed for skin showing visible changes in firmness, texture and pore appearance. Its defining technology is the brand’s 1.9% Retinol-Some complex, paired with Retinal, NMN, Niacinamide, peptides and barrier-supporting ingredients. The result is a sophisticated retinoid formula that targets multiple signs of aging while aiming to maintain everyday skin comfort. Current exact-product listings consistently identify the 30 ml serum as Retinol NMN Boosting Serum and highlight its 1.9% Retinol-Some technology. :contentReference[oaicite:0]{index=0}

1.9% Retinol-Some Does Not Mean 1.9% Pure Retinol

The concentration printed prominently on the bottle refers to the proprietary Retinol-Some complex rather than a formula containing 1.9% free retinol. This distinction matters because pure retinol at that level would represent an entirely different strength profile. Current retailer information describes the system as a patented Retinol-Some complex made with high-purity retinol and designed for effective but lower-irritation delivery. :contentReference[oaicite:1]{index=1}

Retinol and Retinal for Multi-Level Texture Care

The formula contains both Retinol and Retinal, giving the serum a two-retinoid approach to visible fine lines, rough texture and enlarged-looking pores. Retinoids encourage skin renewal and can gradually create a smoother, more refined-looking complexion when used consistently. Because tolerance differs considerably from person to person, introducing the serum every other night before increasing frequency offers a more measured approach.

NMN Adds Antioxidant and Conditioning Support

Nicotinamide Mononucleotide, or NMN, appears in the current expanded ingredient list and is one of the ingredients emphasized in the product name. MEDICUBE positions NMN alongside its retinoid technology as part of the formula’s resilience and youthful-skin focus. Current exact-product listings independently confirm NMN as part of the formula. :contentReference[oaicite:2]{index=2}

Niacinamide for Radiance and Barrier Balance

Niacinamide appears near the beginning of the formula, giving it a meaningful supporting role. It helps improve the appearance of uneven tone and dullness while supporting the moisture barrier—particularly valuable in a retinoid serum, where barrier comfort matters just as much as visible renewal.

Five-Dimensional Firming Support through Peptides and Antioxidants

Acetyl Hexapeptide-8, Acetyl Tetrapeptide-5, Palmitoyl Tetrapeptide-7 and Palmitoyl Tripeptide-5 add peptide-focused conditioning care. Carnosine, Ferulic Acid, Tocopherol and Vitamin C ingredients broaden the antioxidant profile, helping the serum address dullness and visible fatigue alongside texture and firmness.

Ferments and Cica Help Balance an Intensive Retinoid Formula

Bifida, Lactobacillus and Lactococcus ferment lysates sit alongside Centella Asiatica, Asiaticoside, Asiatic Acid and Madecassic Acid. These ingredients provide conditioning and soothing support, helping the serum maintain a more balanced feel rather than relying on retinoids alone.

Ceramide, Cholesterol and Squalane for Barrier-Conscious Care

Ceramide NP, Cholesterol, Hydrogenated Lecithin and Squalane form a barrier-supportive lipid system, while Panthenol and Beta-Glucan add further moisture and comfort. This combination is particularly relevant when using retinoids, as well-supported skin generally tolerates active routines more comfortably.

A Nighttime Serum Built for Gradual Results

Apply a small amount after cleansing and toner during the evening routine, then follow with moisturizer. MEDICUBE’s current retailer instructions likewise recommend nighttime application and gradual introduction. Consistent daytime sunscreen is an essential companion to a retinoid routine. :contentReference[oaicite:3]{index=3}

South Korean Retinoid Innovation for a More Refined, Resilient-Looking Complexion

MEDICUBE Retinol NMN Boosting Serum approaches visible aging as more than a single wrinkle concern. Retinol and Retinal address texture, peptides support a firmer-looking surface, Niacinamide brings radiance, NMN adds antioxidant conditioning, and Ceramide-rich barrier care helps keep the ritual balanced. Used patiently at night, the formula is designed to reveal skin that looks smoother, more resilient and increasingly polished over time.

FAQ

Does MEDICUBE Retinol NMN Boosting Serum contain 1.9% pure retinol?

No. The 1.9% figure refers to MEDICUBE’s proprietary Retinol-Some complex, not 1.9% free retinol. :contentReference[oaicite:4]{index=4}

Does the serum contain both Retinol and Retinal?

Yes. Current exact-product ingredient lists contain both Retinol and Retinal as part of the formula’s texture- and wrinkle-care system. :contentReference[oaicite:5]{index=5}

What is NMN?

NMN stands for Nicotinamide Mononucleotide. It appears in current exact-product ingredient lists as an antioxidant and skin-conditioning ingredient. :contentReference[oaicite:6]{index=6}

How often should MEDICUBE Retinol NMN Boosting Serum be used?

Begin with a small amount every other evening and increase only if the skin remains comfortable. MEDICUBE retailer guidance also recommends gradual nighttime introduction. :contentReference[oaicite:7]{index=7}

Should sunscreen be used while using this serum?

Yes. Broad-spectrum sunscreen should be applied every morning as part of a routine containing retinoids.

Introduce a More Refined Kind of Firming Care to Your Evening Ritual

Let MEDICUBE Retinol NMN Boosting Serum bring retinoid, peptide and barrier-focused care into your nighttime routine. Its 1.9% Retinol-Some complex offers a thoughtful approach to smoother texture, firmer-looking skin and a more radiant complexion with continued use.