Pure Vitamin C24 Serum
Serum

Pure Vitamin C24 Serum

TIRTIR

4.1(43 reviews)Verified
$19.00 international price · Olive Young Global (doesn't ship to the US)30ml
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A vitamin C serum formulated with pure ascorbic acid and centella asiatica extracts to brighten skin tone and improve skin texture. Contains collagen and peptides to support skin firmness while soothing irritation.

Key Ingredients

Propanediol

Humectant and solvent that enhances hydration

Vitamin CAscorbic Acid

brightening, antioxidant, collagen-synthesis

Active
Betaine

Humectant and skin conditioning agent

Active
Bisabolol(-)-alpha-bisabolol

Anti-inflammatory and soothing agent

Active
Butylene Glycol

Humectant and solvent for ingredient delivery

+ 13 more ingredients

Ingredient Effectiveness Data

Editorial baseline from K-beauty clinical research and community consensus. Real subscriber reports layer on as the community grows.

Centella Asiatica Extractfor redness (sensitive skin)
85%
Vitamin Cfor hyperpigmentation (normal skin)
84%

Frequently Asked Questions

What are the key ingredients in Pure Vitamin C24 Serum?

The key active ingredients in Pure Vitamin C24 Serum by TIRTIR include Vitamin C (brightening, antioxidant, collagen-synthesis), Betaine (Humectant and skin conditioning agent), Bisabolol (Anti-inflammatory and soothing agent), Centella Asiatica Extract (soothing, healing, anti-inflammatory), Centella Asiatica Leaf Extract (Soothing and skin barrier repair ingredient). Drawing on K-beauty research and community consensus, key ingredients show 85% effectiveness for redness in sensitive skin types. Seoul Sister tracks ingredient effectiveness across 5,900+ K-beauty products to provide data-backed recommendations.

Is Pure Vitamin C24 Serum good for sensitive skin?

Pure Vitamin C24 Serum is a Korean serum by TIRTIR. Sensitive skin compatibility depends on individual triggers and allergies. Seoul Sister's AI advisor Yuri analyzes all 18 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.

Is Pure Vitamin C24 Serum good for oily skin?

For oily skin, the key factors in evaluating Pure Vitamin C24 Serum are comedogenic ingredient ratings, oil content, and finish type. This serum contains 13 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.

Where to buy Pure Vitamin C24 Serum?

Pure Vitamin C24 Serum by TIRTIR 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.