SEYOUL Advanced Youth Rejuvenating Serum – 50ml, 10% Niacinamide & Arbutin for Brightening & Dark Spot Correction

SEYOUL Advanced Youth Rejuvenating Serum is a lightweight 50ml formula that brightens, fades dark spots and firms skin using 10% niacinamide, arbutin and peptides.

This serum blends targeted brightening actives with hydration and peptide support to even skin tone and improve texture. Designed to layer easily under sunscreen and makeup, the fragrance- and alcohol-free formula aims to reduce the appearance of hyperpigmentation and fine lines while staying gentle on sensitive skin. Use it consistently morning and night as part of your anti-aging routine.

How quickly will I see improvements in brightness and dark spots?

Most users notice visible changes in radiance and spot fading within about four weeks with regular twice-daily use. Niacinamide at 10% helps regulate pigmentation and skin barrier function while arbutin targets melanin production to reduce discoloration.

• Visible improvements reported in approximately 28 days when used AM and PM
• Daily use helps prevent new pigmentation while fading existing spots
• Works best combined with broad-spectrum sunscreen during daytime

Will this serum suit sensitive or reactive skin?

The formula is created without fragrance and alcohol to minimize irritation for sensitive or irritation-prone skin. Active concentrations are potent but balanced; patch-testing is recommended if you have a history of reactivity.

• Fragrance-free and alcohol-free to reduce sensitizing ingredients
• Lightweight, fast-absorbing texture that won’t clog pores
• Consider a patch test and gradually increase frequency if concerned

How does it combine hydration, firming and brightening?

Hydrating agents deliver moisture while peptides support the appearance of firmer, smoother skin. Niacinamide and arbutin work on uneven tone, while peptides promote the skin’s natural renewal signals for a lifted look without heaviness.

• Niacinamide 10% for tone correction and barrier support
• Arbutin to target dark spots and hyperpigmentation
• Peptides to help smooth fine lines and encourage a firmer appearance
• Fast-absorbing, non-greasy hydration that layers under makeup

How should I add this serum into my routine?

Apply a few drops to clean, dry skin after cleansing and before moisturizer or sunscreen. In the morning, always follow with a broad-spectrum SPF; at night, pair it with your regular moisturizer to lock in hydration and active benefits.

• Use AM and PM for best results, a little goes a long way
• Layer under sunscreen during daytime to protect results
• Compatible with most moisturizers; avoid combining with strong actives without guidance

Who is this for: SEYOUL Advanced Youth Rejuvenating Serum is intended for anyone seeking to reduce uneven tone, fade dark spots and smooth early signs of aging without heavy textures or irritating fragrances. It’s suited to people with dullness, hyperpigmentation, or fine lines who want a daily, easily layered treatment that hydrates while targeting multiple concerns. If you have extremely reactive skin or are using prescription-strength exfoliants, consult your skincare professional before introducing a high-concentration active serum.

Ingredients

Water, Glycerin, Carbomer, Acrylamide/Sodium Acryloyldimethyltaurate Copolymer, Ammonium Sulfate, Allantoin, Thiamidol, Trehalose, Methylparaben, EDTA Disodium, Dipotassium Glycyrrhizinate, Alpha-Arbutin, Nicotinamide, Sodium Hyaluronate, Triethanolamine, Butylene Glycol, Behenyl Alcohol, PEG-20 Methylglucose, Sugar Sesquistearate, Cyclopentamethicone, Polydimethylsiloxane, Cetearyl Alcohol, Ethylhexyl Palmitate, Laureth-7, Laureth Azzazone, CI 61565, CI 47000, Phenoxyethanol, Ethylhexylglycerin, Essence, Polyacrylamide, C13-14 Isoparaffin, 3-O-Ethyl Ascorbic Acid, Resveratrol, Ergothioneine, Squalane, Carnosine, Six Peptides.