innisfree Green Tea Enzyme Vitamin C Brightening Serum: Jeju Green Tea Meets Vitamin C

innisfree built the brand around Jeju Island ingredients, and green tea from Jeju's organic tea fields has been the brand's most consistent hero ingredient across their skincare line. The Green Tea Enzyme Vitamin C Brightening Serum pairs that signature green tea extract with a stabilized vitamin C derivative, targeting the specific intersection of antioxidant defense and skin brightening at a drugstore-competitive price tier.

innisfree's positioning is "mass-accessible K-beauty with sustainable Jeju sourcing." This serum fits that positioning: ingredient-forward, transparent about what's inside, priced for regular daily use rather than treatment-tier commitment. At $33.70 for 30ml, it's in the competitive range for Korean vitamin C serums, but you're also paying for the green tea antioxidant component.

What It Does

Green tea extract provides polyphenols (EGCG and related compounds) that neutralize free radicals from UV and pollution. Stabilized vitamin C (typically ascorbyl glucoside or ethyl ascorbic acid) inhibits melanin production and provides additional antioxidant defense. Together, the two address dullness and environmental damage through complementary mechanisms. Niacinamide adds supporting brightening benefit.

Who It's For

• Dull, environmentally stressed skin: Urban commuters, outdoor workers.
• Early-stage pigmentation: Sun spots, PIH from recent acne.
• Sensitive skin needing antioxidants: Green tea is gentle, well-tolerated.
• Morning routine users: Pairs with SPF for daily protection.
• Accessible K-beauty shoppers: Quality ingredients without luxury pricing.

Key Specs

• Volume: 30ml
• Price: $33.70
• Hero actives: Jeju green tea extract, vitamin C derivative, niacinamide
• Texture: light serum, fast absorbing
• Fragrance: mild green tea

How to Use

After toner, apply 3 to 4 drops and pat into skin. Follow with moisturizer. Use AM and PM. For morning: always follow with SPF. Don't skip sunscreen when using vitamin C; UV exposure without protection can worsen pigmentation.

FAQ

How does this compare to pure L-ascorbic acid vitamin C serums?

Different strengths and stability. Pure L-ascorbic acid (like SkinCeuticals CE Ferulic) is more potent but less stable and more irritating. Derivative vitamin C (like this product) is gentler, more stable, and slower-acting. For sensitive skin: derivative serums. For aggressive pigmentation with tough skin: L-ascorbic acid.

Will it oxidize quickly?

Vitamin C derivatives are more stable than pure L-ascorbic acid. With the opaque bottle and normal use, expect 6 to 9 months of stable product after opening.

How long until I see brightening?

Immediate glow effect. Pigmentation fading: 6 to 10 weeks of consistent daily use.

Can I use it with retinol?

Yes, typically: vitamin C AM, retinol PM. Keeping them separate reduces irritation risk.

Is it sticky?

Slightly at first, absorbs within 2 to 3 minutes. No residue once moisturizer is layered on top.

Related Products

Pair with innisfree Green Tea Seed Hyaluronic Serum or browse the full innisfree collection.