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YETERNA Ingredient Library

Clinical actives, made easy to understand.

Explore the key ingredients used across YETERNA formulas for acne care, pigmentation correction, brightening, sebum balance, cleansing and daily sun protection. Each ingredient is selected for a focused role in the routine.

Acne CarePigmentationBrighteningOil ControlSun Defence
BrighteningAcneBarrier & HydrationSun & PollutionBotanicals

Brightening & Pigmentation Actives

Even Tone

Niacinamide

Why we use it: A multi-tasking vitamin B3 active for dullness, uneven tone, oil balance and barrier support.

How it helps: Supports brighter-looking skin, strengthens the barrier and helps calm visible redness.

Science: Works by supporting skin barrier lipids and helping reduce the look of uneven pigmentation over time.

Used in: Hyper-Pigment Correction Serum, Luminance Spot-Correction Cream, Sebum-Balance Brightening Serum, Rapid Acne Clear Spot Gel, Hydrating Clarifying Face Cleanser, Solar-Defense Brightening Fluid.
Dark Spots

Alpha Arbutin

Why we use it: A targeted brightening active for dark spots, uneven tone and pigmentation-prone skin.

How it helps: Helps reduce the appearance of dark spots and supports a more even-looking complexion.

Science: Known for helping regulate visible melanin-related discoloration pathways in cosmetic care.

Used in: Hyper-Pigment Correction Serum, Luminance Spot-Correction Cream.
Pigment Care

Tranexamic Acid

Why we use it: Selected for stubborn-looking pigmentation, melasma appearance and post-acne discoloration support.

How it helps: Helps improve the look of uneven tone and visible pigmentation with consistent use.

Science: Supports pigment-correction routines by helping reduce visible discoloration triggers on skin surface.

Used in: Hyper-Pigment Correction Serum, Luminance Spot-Correction Cream.
Glow

Vitamin C / Ethyl Ascorbic Acid

Why we use it: Brightening antioxidant support for dullness and uneven tone.

How it helps: Supports radiance, glow and a healthier-looking complexion.

Science: Antioxidant activity helps support skin against oxidative stress that can make skin look dull.

Used in: Hyper-Pigment Correction Serum, Luminance Spot-Correction Cream.
Complex

BrightOBlend

Why we use it: A brightening support complex for radiance-focused pigmentation routines.

How it helps: Helps support a luminous, clearer-looking complexion.

Science: Works as part of a multi-active brightening system alongside niacinamide, arbutin and tranexamic acid.

Used in: Hyper-Pigment Correction Serum, Luminance Spot-Correction Cream.

Acne, Oil & Pore Care Actives

BHA

Salicylic Acid

Why we use it: A pore-focused exfoliating active for acne-prone, oily and congested skin.

How it helps: Helps cleanse inside pores, reduce congestion and support fewer visible blemishes.

Science: As an oil-soluble beta hydroxy acid, it can work through sebum and help exfoliate pore buildup.

Used in: Rapid Acne Clear Spot Gel, Sebum-Balance Brightening Serum, Hydrating Clarifying Face Cleanser.
Spot Care

Sulfur

Why we use it: A classic acne-care active used for targeted spot formulas.

How it helps: Helps dry out active-looking blemishes and absorb excess oil.

Science: Supports a clearer look by helping manage surface oil and blemish-prone areas.

Used in: Rapid Acne Clear Spot Gel.
Clarifying

Azelaic Acid

Why we use it: Chosen for acne marks, redness appearance and uneven texture support.

How it helps: Helps improve the look of post-acne marks while supporting clearer-looking skin.

Science: Commonly used in clarifying routines for blemish-prone skin and visible tone irregularity.

Used in: Sebum-Balance Brightening Serum.
Sebum

Zinc PCA

Why we use it: A sebum-balancing active for oily and acne-prone skin.

How it helps: Helps reduce unwanted shine and supports a fresher, less greasy look.

Science: Combines zinc support with PCA to help balance surface oil without a harsh feel.

Used in: Hydrating Clarifying Face Cleanser; also used in acne/oil-control formulas.
Pores

Porelyte

Why we use it: Selected for visible pore refinement and excess shine management.

How it helps: Helps skin look smoother and supports sebum-control routines.

Science: Works as a cosmetic active in pore-refining systems for oily and combination skin.

Used in: Sebum-Balance Brightening Serum; acne-care formulas.
Soothing

Cica / Centella

Why we use it: A soothing botanical active for irritated, acne-prone skin.

How it helps: Helps comfort redness-prone skin and supports a calm-looking complexion.

Science: Centella-derived actives are widely used in barrier-support and soothing skincare.

Used in: Rapid Acne Clear Spot Gel, Sebum-Balance Brightening Serum.

Barrier, Hydration & Texture Support

Hydration

Hyaluronic Acid

Why we use it: Lightweight hydration support for comfort-focused clinical formulas.

How it helps: Helps skin feel plump, hydrated and comfortable without heaviness.

Science: Humectant molecules bind water and support a hydrated skin feel.

Used in: Sebum-Balance Brightening Serum; acne-care formulas.
Texture

N-Acetyl Glucosamine (NAG)

Why we use it: Supports smoother-looking texture and brightening routines.

How it helps: Helps refine the look of roughness and supports a clearer tone.

Science: Often paired with niacinamide in cosmetic formulas for tone and texture support.

Used in: Hydrating Clarifying Face Cleanser.
Gentle AHA

Lactic Acid

Why we use it: Gentle exfoliation support for dullness and texture.

How it helps: Helps remove dead skin buildup for a smoother, fresher look.

Science: A water-soluble alpha hydroxy acid used for mild surface exfoliation.

Used in: Hydrating Clarifying Face Cleanser.
Comfort

Panthenol

Why we use it: A skin-comfort ingredient for stressed and blemish-prone skin.

How it helps: Helps soothe and support soft, comfortable skin feel.

Science: A provitamin B5 humectant commonly used in barrier-support formulas.

Used in: Rapid Acne Clear Spot Gel.

Sun, Pollution & Environmental Defence

UV Shield

Sunshield EXD

Why we use it: A sunscreen technology used for broad-spectrum daily UV protection.

How it helps: Supports UVA/UVB defence in Solar-Defense Brightening Fluid.

Science: Part of the SPF 50+ PA++++ sun-care system for daily photo-protection support.

Used in: Solar-Defense Brightening Fluid Sunscreen.
Stress Defence

Ectoin

Why we use it: Helps support skin against environmental stress and dehydration.

How it helps: Supports hydration comfort and stress-defence in daily sunscreen use.

Science: Known as an extremolyte used in skincare to support skin under environmental exposure.

Used in: Solar-Defense Brightening Fluid Sunscreen.
Anti-Pollution

Pollufence

Why we use it: Selected for urban pollution-defence positioning.

How it helps: Helps create an anti-pollution support layer for daily exposure.

Science: Used in cosmetic anti-pollution systems to help limit pollutant adhesion on skin.

Used in: Solar-Defense Brightening Fluid Sunscreen.

Botanical & Natural Support Ingredients

Tone Support

Licorice Extract

Why we use it: Botanical brightening support for pigmentation and dullness routines.

How it helps: Helps improve the look of uneven tone and supports radiance.

Science: Licorice-derived compounds are commonly used in cosmetic brightening systems.

Used in: Pigmentation, cleanser and sun-care routines.
Blemish Care

Tea Tree Extract

Why we use it: A clarifying botanical for blemish-prone skin.

How it helps: Supports targeted acne-care and fresher-looking skin.

Science: Used in cosmetic blemish-care formulas for its purifying profile.

Used in: Rapid Acne Clear Spot Gel.
Antioxidant

Green Tea Extract

Why we use it: Antioxidant botanical support for stressed skin.

How it helps: Helps soothe and support acne-prone skin comfort.

Science: Polyphenol-rich botanical widely used for antioxidant skincare positioning.

Used in: Rapid Acne Clear Spot Gel.
Fresh Cleanse

Witch Hazel & Willow Bark

Why we use it: Clarifying botanical support for cleanser routines.

How it helps: Helps support a fresh, pore-clean feel after cleansing.

Science: Used in rinse-off formulas for oily and blemish-prone skin support.

Used in: Hydrating Clarifying Face Cleanser.
Calm

Aloe Vera

Why we use it: Soothing hydration support for cleansing and sun-care products.

How it helps: Helps skin feel fresh, calm and comfortable.

Science: A humectant botanical commonly used for after-cleanse and daily comfort.

Used in: Hydrating Clarifying Face Cleanser, Solar-Defense Brightening Fluid.
Radiance

Sandalwood Extract

Why we use it: Botanical support for luminous-looking complexion in spot-correction care.

How it helps: Supports calm, radiant-looking skin.

Science: Used as a cosmetic botanical in radiance and complexion-care formulas.

Used in: Luminance Spot-Correction Cream.

Build your YETERNA routine by concern

ACNE + OIL

Cleanse → Clarify → Spot Care

Hydrating Clarifying Face Cleanser, Sebum-Balance Brightening Serum, Rapid Acne Clear Spot Gel.

PIGMENTATION

Correct → Support → Protect

Hyper-Pigment Correction Serum, Luminance Spot-Correction Cream, Solar-Defense Brightening Fluid.

BRIGHTENING

Glow → Even Tone → SPF

Niacinamide, Vitamin C, Alpha Arbutin and daily SPF support clearer, more radiant-looking skin.

This ingredient guide is for cosmetic education only. Individual results may vary. Patch test before use and follow product directions.