The library

Ingredient library

Every ingredient SkinAtlas knows about — all 2161 of them. What each one does, what it works well with, and what to watch for.

336 ingredients in Antioxidant — page 2 of 14

Antioxidant
Ascorbyl Dipalmitate
ASCORBYL DIPALMITATE

The dipalmitoyl ester of ascorbic acid (vitamin C). An oil-soluble vitamin C derivative with improved stability vs. pure ascorbic acid. Penetrates lipid-rich skin layers. Used in Lululun's Hydra EX mask.

antioxidantskin-brightening
Oil-soluble vitamin C — good skin penetrationAntioxidant protectionSkin brightening
Fat-soluble form; less studied than ascorbic acid for brightening efficacy
+ Tocopherol+ Ferulic Acid
Antioxidant
Ascorbyl Glucoside

A stable, water-soluble vitamin C derivative that converts to ascorbic acid in skin. Gentler and more shelf-stable than pure L-ascorbic acid.

antioxidantbrightening
BrightensEvens toneAntioxidant protection
+ Niacinamide+ Tocopherol+ Ferulic Acid
Antioxidant
Ascorbyl Palmitate

A fat-soluble ester of ascorbic acid (vitamin C) and palmitic acid used as an antioxidant in cosmetics to protect against oxidative damage and extend formula shelf life.

antioxidantbrightening
Antioxidant protectionHelps stabilize formulas containing oils and fatsMild brightening support
Less stable than some newer vitamin C derivatives; can degrade to pro-oxidant products on skinPossible irritation at high concentrations
Antioxidant
Ascorbyl Tetraisopalmitate

An oil-soluble, highly stable vitamin C derivative that penetrates well and converts to ascorbic acid in skin. The vitamin C active in Melano CC.

antioxidantbrightening
BrightensEvens toneAntioxidant protection
+ Tocopherol+ Niacinamide+ Ascorbic Acid
Antioxidant
Aspalathus Linearis Extract

An extract from the leaves/stems of Aspalathus linearis (rooibos/red bush), native to South Africa. One of the richest natural sources of aspalathin, a powerful and unique C-glucosyl dihydrochalcone antioxidant, alongside quercetin and other flavonoids.

antioxidantsoothingskin-conditioning
Rich in aspalathin and nothofagin, unique antioxidant flavonoids not found in other plantsSoothes and calms stressed or irritated skinHelps protect against UV-induced oxidative damage
+ Vitamin C+ Niacinamide
Antioxidant
Asparagus Officinalis Extract

An extract from asparagus (Asparagus officinalis) containing flavonoids, saponins, and other phytochemicals used for antioxidant and skin-conditioning properties.

AntioxidantSkin-conditioningBrightening
Provides antioxidant protection via flavonoids, saponins, and vitamin C precursorsSupports skin radiance and even toneConditions and softens skin
No significant safety concerns at typical cosmetic concentrations
Antioxidant
Astaxanthin

A red-orange carotenoid pigment derived primarily from the microalgae Haematococcus pluvialis; notable for its exceptional antioxidant capacity and ability to protect against photo-oxidative damage.

antioxidantskin-conditioning
One of the most potent natural antioxidants — estimated 6000× stronger than Vitamin C in singlet oxygen quenchingHelps protect against UV-induced oxidative stress and photoagingSupports skin elasticity and reduces fine lines with regular use
+ Tocopherol+ Ascorbic Acid+ Niacinamide
Antioxidant
Astragalus Membranaceus Root Extract

An extract from the roots of Astragalus membranaceus (huang qi / Chinese astragalus), a key traditional Chinese medicine herb; the hero active in Pyunkang Yul Essence Toner, prized for its antioxidant saponins and skin-conditioning polysaccharides.

antioxidantskin-conditioningbrightening
Rich in saponins (astragalosides) and polysaccharides with antioxidant activitySupports skin conditioning and elasticityBrightening and anti-aging benefits linked to telomerase-activating compounds
Generally well tolerated topically; minimal reported sensitization
Antioxidant
BHT

A synthetic phenolic antioxidant that prevents oxidation of oils and fats in cosmetic formulas, used at very low concentrations.

antioxidantpreservative-booster
Prevents oxidative rancidity in oils and fatsExtends formula shelf life
Possible sensitization at high concentrationsModerate EWG hazard score; ongoing discussion around potential endocrine activity based primarily on high-dose oral data
Antioxidant
Bambusa Vulgaris Leaf/Stem Extract

Bambusa Vulgaris Leaf/Stem Extract is derived from the leaves and stems of common bamboo (Bambusa vulgaris). The extract is rich in phenolic antioxidants (ferulic acid, flavonoids, hydroxycinnamic acids) and silica. Bamboo silica is often cited in connection with skin elasticity and collagen support, though rigorous topical clinical data is limited. Used in Korean and Japanese skincare as an antioxidant botanical with toning and skin-conditioning properties.

antioxidantskin-conditioningsoothing
Bamboo leaf and stem extract delivers hydroxycinnamic acids (ferulic acid, p-coumaric acid), flavonoids, and phenolic glycosides with documented free-radical scavenging activityRich in silica (as water-soluble silicic acid forms) — bamboo is one of the highest plant sources of bioavailable silica, associated with collagen support and skin elasticity claimsMild astringent and pore-tightening effect from tannin content in the leaf/stem fraction
+ Niacinamide+ Centella Asiatica Extract+ Tocopherol
Antioxidant
Baobab Fruit Extract
Adansonia Digitata Fruit Extract

An extract from the fruit of the baobab tree rich in polyphenols, vitamin C, and polysaccharides, used for antioxidant protection and skin conditioning.

antioxidanthumectant
Rich in vitamin C and antioxidantsHydrates and conditions skin
Antioxidant
Beta Vulgaris Root Extract

An extract from red beet roots rich in betalain antioxidant pigments (betacyanins and betaxanthins) used to protect skin from oxidative stress.

antioxidanthumectant
Antioxidant protection via betalain pigmentsHydrates and conditions skin
Deep red pigment can temporarily tint formulas and skin
Antioxidant
Beta-Carotene
BETA-CAROTENE

A carotenoid pigment found in carrots, algae, and other plants. Functions as an antioxidant and as provitamin A (converts to retinol in the body). In skincare, also used as a colorant and antioxidant booster.

antioxidantcolorant
Antioxidant — neutralizes free radicalsProvitamin A precursorWarm, radiant skin tone
+ Tocopherol+ Vitamin C
Antioxidant
Betula Alba Bark/Leaf Extract

Extract from the bark and leaves of Betula alba (white birch), providing betulin and betulinic acid alongside flavonoid antioxidants.

antioxidantsoothingskin-conditioning
Combined bark and leaf extract of white birch delivering betulin, betulinic acid, and flavonoidsAntioxidant and mild soothing properties
Antioxidant
Bifida Ferment Lysate

A probiotic-derived ferment lysate that supports the skin barrier and protects against oxidative stress.

antioxidantbarrier-support
Strengthens the skin barrierImproves resilience to environmental stressAntioxidant support
+ Niacinamide
Antioxidant
Bilberry Leaf Extract
Vaccinium Myrtillus Leaf Extract

An extract from the leaves of the bilberry plant (Vaccinium myrtillus) rich in anthocyanins and polyphenols that provides antioxidant, astringent, and anti-inflammatory skin benefits.

antioxidantastringentskin-conditioning
Rich in anthocyanins, flavonoids, and vitamin C for antioxidant protectionAstringent — helps refine pores and balance oily skinAnti-inflammatory, soothes redness and irritation
May cause mild reactions in individuals with berry allergies or very sensitive skin
Antioxidant
Bioflavonoids

A broad class of plant polyphenols (typically citrus-derived hesperidin, rutin, and diosmin) used in cosmetics for antioxidant, anti-inflammatory, and vascular-strengthening properties.

antioxidantanti-inflammatoryskin-conditioning
Broad-spectrum antioxidant protection from polyphenolic plant compounds (hesperidin, rutin, diosmin)Anti-inflammatory properties reduce redness and irritationMay strengthen capillaries and support skin tone
Antioxidant
Bixa Orellana Seed Oil

Oil pressed from the seeds of Bixa orellana (annatto / achiote). Exceptionally rich in bixin and tocotrienols (vitamin E analogues with strong antioxidant activity). Used in prestige K-beauty serums for its antioxidant and nourishing properties.

antioxidantemollientskin-conditioning
Rich in bixin (a carotenoid) and tocotrienols for potent antioxidant protectionSupports skin barrier and provides a light emollient effectMay offer mild photoprotective properties from carotenoid pigments
+ Tocopherol+ Squalane
Antioxidant
Blueberry Fruit Extract
Vaccinium Angustifolium Fruit Extract

An extract from the lowbush blueberry (Vaccinium angustifolium) fruit rich in anthocyanins, flavonoids, and vitamin C that provides antioxidant protection and skin-soothing benefits.

antioxidantskin-conditioningsoothing
High antioxidant capacity from anthocyanins and polyphenolsSupports collagen matrix stabilityAstringent and pore-refining
Antioxidant
Brassica Oleracea Acephala Leaf Extract

A leaf extract of kale (Brassica oleracea var. acephala) rich in polyphenols, vitamins A, C, and K, and glucosinolates that deliver antioxidant and skin-conditioning benefits.

antioxidantskin conditioninghumectant
Antioxidant protection via polyphenols and beta-caroteneBrightening effectHydration and skin conditioning
Antioxidant
Brassica Oleracea Capitata (Cabbage) Leaf Extract

An extract from the leaves of Brassica oleracea var. capitata (common cabbage), a cruciferous vegetable rich in polyphenols, vitamins, and glucosinolates, used for antioxidant and soothing properties; distinct from kale (var. acephala) and other Brassica oleracea varieties.

AntioxidantSoothing agentSkin-conditioning agent
Rich in vitamin C, vitamin K, and glucosinolates providing antioxidant protectionAnti-inflammatory compounds soothe irritated skinSkin-conditioning polyphenols
Antioxidant
Brassica Oleracea Italica (Broccoli) Extract
BRASSICA OLERACEA ITALICA EXTRACT

An extract from broccoli (Brassica oleracea var. italica) florets or whole plant, valued in cosmetics for its sulforaphane and glucosinolate content that provide antioxidant and anti-inflammatory benefits.

antioxidantsoothingskin conditioning
Rich in sulforaphane, a potent antioxidant with anti-inflammatory activityContains vitamins C and K supporting skin brightness and resilienceGlucosinolates provide additional antioxidant protection
Generally well tolerated; very rare Brassicaceae allergy possible
Antioxidant
Brassica Oleracea Italica Sprout Extract

Extract from sprouted Brassica oleracea italica (broccoli). Broccoli sprouts contain 20–50× more glucoraphanin than mature broccoli, making this extract significantly more antioxidant-active than standard broccoli extract.

antioxidantskin-conditioning
Broccoli sprout extract exceptionally rich in sulforaphane precursors (glucoraphanin) — among the most concentrated natural activators of the Nrf2 antioxidant pathwayPhotoprotective and skin-firming properties via antioxidant enzyme induction
Antioxidant
Buddleja Davidii Extract

Extract from Buddleja davidii (butterfly bush / summer lilac); its high verbascoside content provides strong antioxidant and photoprotective activity, widely used in natural anti-aging formulas.

antioxidantsoothing
Rich in verbascoside and other iridoid glycosides with potent antioxidant activityUV-protective properties help shield skin from photooxidative damage
+ Tocopherol