
AHC
Anti-aging serum featuring collagen, multiple peptides (hexapeptide-11, acetyl tetrapeptide-9), bakuchiol, and hydroxypinacolone retinoate to improve skin elasticity and reduce signs of aging. Includes bonus eye cream with collagen and ceramides for comprehensive anti-aging care.
Solvent that dissolves other ingredients
Humectant that attracts and retains moisture
Humectant and solvent that enhances hydration
Solvent and humectant for ingredient delivery
Humectant that binds moisture to skin
+ 15 more ingredients
Editorial baseline from K-beauty clinical research and community consensus. Real subscriber reports layer on as the community grows.

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The key active ingredients in Pro Shot Colla-Rejuvenation Lift 4 Intra-Serum Special Set by AHC include Glycerin (Humectant that attracts and retains moisture), Polyglycerin-3 (Humectant that binds moisture to skin), Macadamia Seed Oil (Emollient oil that moisturizes and softens skin), Betaine (Humectant and skin conditioning agent), Xylitylglucoside (Humectant and skin moisturizing agent). Drawing on K-beauty research and community consensus, key ingredients show 84% effectiveness for irritation in sensitive skin types. Seoul Sister tracks ingredient effectiveness across 5,900+ K-beauty products to provide data-backed recommendations.
Pro Shot Colla-Rejuvenation Lift 4 Intra-Serum Special Set is a Korean serum by AHC. Sensitive skin compatibility depends on individual triggers and allergies. Seoul Sister's AI advisor Yuri analyzes all 20 ingredients against your specific skin type, concerns, and known allergens to provide a personalized compatibility score. Common irritant ingredients like fragrance, alcohol denat, and essential oils are flagged automatically.
For oily skin, the key factors in evaluating Pro Shot Colla-Rejuvenation Lift 4 Intra-Serum Special Set are comedogenic ingredient ratings, oil content, and finish type. This serum contains 6 active ingredients. Seoul Sister's database cross-references each ingredient's comedogenic rating (0-5 scale) against your skin type to identify potential pore-clogging risks. Subscribe for a personalized oily skin compatibility analysis.
Pro Shot Colla-Rejuvenation Lift 4 Intra-Serum Special Set by AHC is sold through authorized retailers and the brand itself. Buy from an authorized retailer or the brand's own site rather than an open marketplace. Olive Young Global ships to most countries but no longer ships to the US. Seoul Sister tracks counterfeit indicators to help you buy genuine Korean skincare. We are an advice platform and never sell products ourselves.
That $11 Korean cleanser outperforming your $38 one is not hiding anything. The low price comes from how the Korean beauty industry is built, not from what is in the bottle. With one geographic catch.
Sulwhasoo First Care Serum is a $90+ luxury product, which makes it one of the most counterfeited items in K-beauty. Here are five verifiable checks (from packaging weight to barcode origin) to confirm your bottle is real before it touches your face.