
Celimax
A concentrated retinal serum designed to improve skin firmness and reduce signs of aging. Contains vitamin A derivatives to boost collagen production and refine skin texture.
Pending enrichment
Humectant and solvent for ingredient delivery
Humectant that attracts and retains moisture
Emollient and lightweight skin conditioner
Emollient and emulsion stabilizer
+ 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 The Vita A Retinal Shot Tightening Booster Set by Celimax include Glycerin (Humectant that attracts and retains moisture), Niacinamide (Vitamin B3) (brightening, pore-minimizing, barrier-support), Lecithin (Emulsifier and skin-replenishing agent), Arginine (pH adjuster and skin conditioning amino acid), Vitamin E (Antioxidant that protects skin from free radicals). 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.
The Vita A Retinal Shot Tightening Booster Set is a Korean serum by Celimax. 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 The Vita A Retinal Shot Tightening Booster 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.
The Vita A Retinal Shot Tightening Booster Set by Celimax starts from $24.00 USD. Seoul Sister tracks pricing at Olive Young, with price drop alerts for Pro members. Seoul Sister does not sell products — we compare retailer pricing so you can buy from the source.
The Vita A Retinal Shot Tightening Booster Set by Celimax is tracked at Olive Young. Prices start from $24.00 USD. Seoul Sister verifies retailer authenticity and tracks counterfeit indicators to help you buy genuine Korean skincare products. 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.