Dear Klairs: The Original K-Beauty Brand for Sensitive Skin

Before sensitive skin became a major marketing segment, Dear Klairs was already there. Founded with the mission of creating gentle, effective skincare for people who could not use mainstream products, Klairs was one of the first Korean beauty brands to gain a genuine global following.

Their products have become fixtures in K-beauty routines worldwide, and their commitment to clean, cruelty-free formulations set standards that newer brands now follow.

Brand History and Philosophy

Dear Klairs (stylized as "dear, klairs") was founded on a simple observation: many people with sensitive skin were excluded from the K-beauty revolution because popular products were too harsh for their skin. The brand set out to create a complete skincare routine that anyone — regardless of skin sensitivity — could use safely.

Core principles:

• No artificial fragrances or dyes
• No alcohol (denatured)
• No parabens
• Cruelty-free (Leaping Bunny certified)
• Vegan-friendly formulations
• Dermatologically tested

The brand name references a personal letter to the consumer — "dear" as in a letter greeting, and "klairs" as clarity. Every product is designed to bring clarity to confused, reactive skin.

Iconic Products

Supple Preparation Facial Toner

Perhaps the most famous K-beauty toner of all time. The Supple Preparation Toner set the standard for what a hydrating toner should do:

• Ingredients: Hyaluronic acid, beta-glucan, centella asiatica, lipidure
• pH: 5.5 (matching skin's natural pH)
• Texture: Lightweight, watery, absorbs instantly
• Function: Deep hydration, pH balancing, prep for subsequent products

Available in two versions:

• Original: Subtle essential oil scent (geranium, ylang ylang)
• Unscented: Completely fragrance-free for the most sensitive skin

The toner became a cult product because it solved a real problem: most toners in the early 2010s were either astringent (alcohol-based) or too heavy. Klairs created a hydrating middle ground that worked for everyone.

Freshly Juiced Vitamin C Drop

A gentle vitamin C serum (5% ascorbic acid) designed specifically for sensitive skin that cannot tolerate higher concentrations. While 5% may seem low compared to 20% vitamin C serums, Klairs' approach prioritizes gentle, cumulative brightening over aggressive treatment.

Why 5%: Research shows that vitamin C provides antioxidant benefits even at low concentrations. The lower percentage means minimal irritation while still delivering meaningful brightening and protection against free radical damage.

Stability: The serum has a golden-yellow color that indicates freshness. If the serum turns dark orange or brown, it has oxidized and should be replaced. Klairs recommends using the product within 2-3 months of opening.

Midnight Blue Calming Cream

This distinctive blue-hued cream is designed for acute skin irritation — after shaving, sunburn, allergic reactions, or any flare-up. The blue color comes from guaiazulene, a compound derived from chamomile that has powerful anti-inflammatory properties.

Key ingredients:

• Guaiazulene (anti-inflammatory, the blue color)
• Centella asiatica (soothing, healing)
• Polysorbate 60 (gentle emulsifier)

The cream is used as a spot treatment rather than a full-face moisturizer. A small amount applied to irritated areas provides rapid calming and helps prevent inflammation from worsening.

Blue Cream: Freshly Juiced Vitamin E Mask

A sleeping mask that uses vitamin E and niacinamide for overnight skin repair. Particularly effective for tired, dull skin that needs intensive hydration and antioxidant protection.

Why Klairs Was Ahead of Its Time

Clean Beauty Pioneer

Klairs was championing clean formulations years before "clean beauty" became a marketing trend. Their ingredient philosophy was driven by necessity — sensitive skin consumers needed gentle products — rather than marketing opportunity.

Global-First Approach

Unlike many K-beauty brands that build domestic success first, Klairs was designed for international audiences from the start. Their English-language branding, global e-commerce presence, and content strategy targeted global sensitive-skin consumers.

Community Building

Klairs invested heavily in building a community of users through content creation, social media engagement, and educational resources. Their blog and YouTube channel provided skincare education that built trust and loyalty.

Ethical Commitments

Klairs' cruelty-free and vegan commitments were genuine ethical decisions, not marketing tactics. The brand has maintained Leaping Bunny certification continuously and has been transparent about their supply chain and testing practices.

Product Range Overview

Product	Type	Key Benefit
Supple Preparation Toner	Toner	Hydration, pH balance
Supple Preparation Unscented	Toner	Fragrance-free hydration
Freshly Juiced Vitamin C Drop	Serum	Gentle brightening
Midnight Blue Calming Cream	Spot treatment	Anti-inflammation
Rich Moist Soothing Cream	Moisturizer	Daily sensitive skin care
Fundamental Water Gel Cream	Moisturizer	Lightweight hydration
Soft Airy UV Essence	Sunscreen	Gentle SPF50+
Gentle Black Cleansing Oil	Cleanser	Fragrance-free first cleanse
Freshly Juiced Vitamin E Mask	Sleep mask	Overnight repair

Wholesale Opportunity

Dear Klairs is a safe bet for retailers entering the K-beauty market:

• Universal appeal: Sensitive skin is a global concern, not niche
• Proven track record: Over a decade of consistent quality and consumer trust
• Clean beauty credentials: Meets the strictest market requirements
• Strong brand recognition: One of the most recognized K-beauty brands globally
• Education-driven sales: Consumers who research skincare find Klairs consistently recommended
• High loyalty: Low brand-switching rate among established users

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Explore Dear Klairs and other sensitive-skin brands at hannaru.com/brands.