Mamicare Sea Grape Pore Refining Serum 30ml — Sea Grape Fucoidan + Anti-Sebum P + Quad HA | MFDS-Certified K-Beauty Pore Serum

The pore serum Korean women grab off shelves before it restocks — and it just landed in the US.

The Mamicare Sea Grape Pore Refining Serum is a targeted daily pore treatment built around sea grape extract (200ppm) — a deep-ocean algae containing up to 6x more fucoidan than standard seaweed. Formulated with two registered patents (No. 10-1252149 / No. 10-1333676) and certified by Korea's Ministry of Food and Drug Safety (MFDS) as a dual-functional cosmetic for brightening and wrinkle improvement. Dermatologically tested on 30 adults: average skin reaction score 0.00 — zero irritation.

What's Inside — Key Actives

Sea Grape Extract (200ppm)
Sea grapes (Caulerpa lentillifera) are subtropical algae that produce up to 6x more fucoidan than ordinary seaweed thanks to intense UV exposure. Fucoidan is a sulfated polysaccharide that signals skin cells to rebuild structural support from within — the same way the plant heals itself after ocean wave stress. On skin, this translates to firmer tissue around pore openings, so pores appear visibly tighter over time — not temporarily blurred.

Anti-Sebum P (Patented — Patent No. 10-1333676)
A proprietary sebum-control active that targets oil production at the follicle level. Most mattifying ingredients (like silica or kaolin) absorb oil after it surfaces. Anti-Sebum P works upstream — at the source — reducing how much sebum stretches and enlarges the pore wall. Clinically validated and protected under Korean patent.

Quad Hyaluronic Acid (4-weight system)
Four molecular sizes of hyaluronic acid working at different skin depths simultaneously. High-molecular HA locks in surface moisture; low-molecular and hydrolyzed HA penetrate deeper to plump the dermis. When skin is properly hydrated and structurally supported, pore walls hold their shape and pores appear smaller.

Niacinamide (Vitamin B3)
Regulates sebum production, fades post-pore dark spots and hyperpigmentation, and directly supports the MFDS brightening certification. Works synergistically with Anti-Sebum P for a dual-mechanism oil-control effect.

Botanical Calming Complex
Neem leaf + neem flower extract, beta-glucan, and multiple barrier-supporting botanicals. Designed for skin that reacts easily — which is why this serum cleared its zero-irritation human patch test.

What You'll Actually Notice

• Skin feels tighter and more "sealed" right after application — the fucoidan film effect
• Shine noticeably reduced within the first 1–2 weeks of daily morning use
• Pore appearance visibly refined after 3–4 weeks of consistent use
• Post-blemish dark spots gradually lighter over 4–8 weeks (niacinamide + MFDS brightening)
• Smoother skin texture — foundation applies faster, stays longer
• Zero purging, zero stinging — safe for reactive and sensitive skin types

How to Use

Morning Routine: After cleansing and toning, apply 2–3 drops to fingertips and press gently into skin — focus on T-zone and areas with visible pores. Let absorb 30–60 seconds before moisturizer and SPF. Can layer under any sunscreen.

Evening Routine: Use after essence or toner step. The Anti-Sebum P and niacinamide work effectively overnight. Avoid mixing in the same layer as very high-pH products.

Pairing Tip: Layer with the Mamicare Sea Grape Jelly Mist for a midday pore refresh — both formulas share the Anti-Sebum P system and work as a complementary pore-care stack.

Who This Is For

For women in their 20s–40s who've cycled through every pore serum on the US market and still deal with visible pores by midday. You read ingredient lists, you know what niacinamide does, and you're done with "blurring" products that do nothing structural. This serum is built around patent-backed actives, clinical data, and a regulatory certification system that requires actual proof — not marketing copy.

FAQ

Q: What is the best Korean serum for minimizing pores?
The Mamicare Sea Grape Pore Refining Serum is purpose-built for pore improvement, combining three mechanisms: sea grape fucoidan (firms the structural tissue around pores), Anti-Sebum P (a patented active that reduces sebum at the follicle), and niacinamide (regulates oil and fades pore discoloration). It's certified by Korea's MFDS as a dual-functional cosmetic for brightening and wrinkle improvement — a stricter regulatory bar than most US serums are held to.

Q: What does sea grape extract do for skin?
Sea grape extract is rich in fucoidan, a polysaccharide that signals skin cells to rebuild their own structural support — similar to how the sea grape plant repairs after wave damage. In skincare, fucoidan promotes collagen synthesis, reduces moisture loss, and helps firm the tissue around pore openings so pores appear physically tighter. The Mamicare formula uses 200ppm sea grape extract through low-temperature extraction to preserve bioactivity.

Q: What is fucoidan and why is it used in Korean skincare?
Fucoidan is a sulfated polysaccharide found in brown algae and sea grapes with published evidence for anti-inflammatory, antioxidant, and skin-firming effects. Korean brands adopted it early because Korean MFDS regulations require ingredient efficacy documentation — and fucoidan has a strong research track record. Sea grape varieties contain up to 6x more fucoidan than standard seaweed.

Q: What is Anti-Sebum P — does it actually work for pores?
Anti-Sebum P is a patented sebum-control ingredient (Patent No. 10-1333676) that works at the follicle level — reducing how much sebum is produced, rather than just absorbing oil after it surfaces. Excess sebum is a primary driver of pore enlargement because oil stretches the pore wall over time. With less sebum production, pores gradually appear smaller with consistent daily use.

Q: Is niacinamide enough for large pores or do I need a pore serum?
Niacinamide addresses sebum regulation and pore discoloration — both are real benefits. But it doesn't address the structural firmness of skin around pores, or the root cause of sebum overproduction. This serum combines niacinamide with sea grape fucoidan (structural support) and Anti-Sebum P (sebum control at the source) — covering three angles niacinamide alone can't reach.

Q: How long does a Korean pore serum take to show results?
With this formula, skin typically feels tighter within the first week from the fucoidan and quad hyaluronic acid layers. Visible pore refinement appears around the 3–4 week mark with daily use. Brightening results (niacinamide-driven) develop over 4–8 weeks. The MFDS functional certifications are based on consistent daily use over 8+ weeks.

Q: Can I use a pore-minimizing serum every day on sensitive skin?
Yes — this serum completed a 30-person human patch test with an average skin reaction score of 0.00, the highest non-irritation rating in Korean cosmetic clinical testing. The formula includes a botanical calming complex and was designed to be daily-use safe even for reactive skin. Start with once-daily application if you're new to active serums.

Q: What's the difference between a Korean MFDS-certified cosmetic and a regular serum?
In Korea, "functional cosmetics" (기능성 화장품) are a regulated category that requires submitted clinical efficacy data approved by the Ministry of Food and Drug Safety before the product can claim specific benefits. This serum is MFDS-certified for brightening and wrinkle improvement — meaning those claims are backed by government-reviewed clinical data, not just marketing language.

Specs

HOLYKOLY is an independent reseller. Products are sourced directly from Korean retail channels and parallel-imported to the US market. HOLYKOLY is not directly affiliated with, authorized by, or officially partnered with Mamicare or Olive International Co., Ltd. Product formulas may be updated by the manufacturer without notice.