The library

Ingredient library

Every ingredient SkinAtlas knows about — all 2402 of them. What each one does, what it works well with, and what to watch for.

All 2402 ingredients — page 68 of 101

Emollient
Pentaerythrityl Tetracaprylate/Tetracaprate

A pentaerythritol ester of caprylic/capric acids used as a lightweight emollient in serums and creams.

emollient
Light, non-greasy emollient with good spreadabilityAdds skin-feel richness without heaviness
Emollient
Pentaerythrityl Tetraethylhexanoate

A synthetic ester of pentaerythritol and 2-ethylhexanoic acid that provides a light, dry-touch emollient feel in creams and moisturizers.

emollientskin-conditioning
Lightweight, non-greasy emollient feelImproves spreadability and texture of formulas
Emollient
Pentaerythrityl Tetraisostearate

A tetraester of pentaerythritol and isostearic acid used as a rich, highly stable emollient in prestige face creams and serums.

emollientskin-conditioningtexture-agent
Imparts a rich, non-greasy emollient feelExcellent oxidative stabilityImproves spreadability of luxury creams
Active
Pentapeptide-3

A synthetic pentapeptide (Gly-Pro-Arg-Pro-Ala-NH2) modeled on waglerin-1 neurotoxin that acts as an acetylcholine receptor antagonist, reducing facial muscle contraction to soften dynamic wrinkles.

Skin-conditioningAnti-wrinkleNeuromuscular relaxant (topical)
Competitively antagonizes acetylcholine receptors, reducing facial muscle contractions that cause dynamic wrinklesSmooths expression lines and deep wrinkles with a topical Botox-like mechanismSupports skin firmness and elasticity
Generally well tolerated; long-term topical safety data is limited compared to injectable neurotoxinsSynthetic peptide — individuals with hypersensitivity to peptide ingredients should patch-test
Other
Pentasodium Pentetate

A pentasodium salt of diethylenetriaminepentaacetic acid (DTPA) used as a chelating agent to bind trace metal ions and stabilize cosmetic formulas.

chelating-agentsequestrant
Chelates heavy metal ions to prevent formula oxidation and rancidityImproves preservative efficacy by binding trace metalsEnhances formula stability
Solvent / vehicle
Pentylene Glycol

A multifunctional glycol that hydrates and supports preservation.

humectantpreservative-booster
Light hydrationHelps stabilize formulas
Other
Pentylene Glycol Glyceryl Acrylate/Acrylic Acid Copolymer

A synthetic acrylic copolymer incorporating pentylene glycol and glyceryl moieties used as a film-former and texture agent to improve skin feel and moisture retention.

film-formermoisturizingtexture-agent
Forms a moisture-retaining film on skinProvides a soft, non-sticky texture
Antioxidant
Perilla Ocymoides Leaf Extract

An extract from perilla (shiso) leaves in the mint family, rich in rosmarinic acid and flavonoids, used in K-beauty for antioxidant and soothing benefits.

antioxidantsoothing
Potent antioxidant protection via flavonoids and polyphenolsSoothes and calms sensitive or inflamed skinSupports the skin barrier against environmental stressors
Individuals with mint-family (Lamiaceae) plant sensitivities may experience irritation
Fragrance
Perilla Ocymoides Leaf/Stem Oil
PERILLA OCYMOIDES LEAF/STEM OIL

Oil from the leaves and stems of Perilla ocymoides (perilla / shiso), a culinary herb widely used in Japanese cuisine. Contains rosmarinic acid and alpha-linolenic acid. Used in DAMDAM's moisturizer for its characteristic Japanese herbal fragrance and antioxidant properties.

fragranceantioxidant
Distinctive Japanese herbal fragranceRich in omega-3 (alpha-linolenic acid)Antioxidant
Essential oil component can be sensitizing at high concentrations
+ Tocopherol
Soothing
Perilla Ocymoides Seed Extract

An extract from the seeds of Perilla ocymoides (perilla/shiso) rich in alpha-linolenic acid derivatives and antioxidant polyphenols, used for soothing and skin-conditioning benefits.

Skin conditioningAntioxidantSoothingEmollient
Rich in alpha-linolenic acid (ALA, omega-3) providing anti-inflammatory and soothing benefitsAntioxidant polyphenols protect against oxidative stressConditions and softens skin
Generally well tolerated; low risk profile
Other
Perlite

Perlite is an amorphous volcanic glass mineral processed into a fine powder used in cosmetics primarily as an absorbent and bulking agent to improve texture and control shine.

AbsorbentBulking
Absorbs excess sebum for a matte finishLightweight dry-touch feel in sunscreen and skin careReduces sticky texture in formulations
Emollient
Persea Gratissima (Avocado) Fruit Butter

A semi-solid butter pressed from the fruit of Persea gratissima (avocado), rich in fatty acids and vitamins; distinct from avocado oil in its thicker, more occlusive butter form.

emollientocclusive
Rich, occlusive emollient that deeply moisturizes dry skinContains fatty acids and vitamins that nourish and softenProvides a thicker, more occlusive skin feel than avocado oil
Heavy texture — may not suit oily or acne-prone skin
Emollient
Persea Gratissima (Avocado) Oil Unsaponifiables

The unsaponifiable fraction of avocado oil, rich in phytosterols, tocopherols, and squalene, which supports collagen synthesis and skin barrier integrity.

Skin conditioningEmollient
Supports collagen synthesisImproves skin elasticityRich in phytosterols and squalene that reinforce the skin barrier
Emollient
Persea Gratissima Fruit Extract
PERSEA GRATISSIMA FRUIT EXTRACT

Extract from the fruit of Persea gratissima (avocado). Rich in fatty acids, vitamins, and sterols with emollient and antioxidant properties. Distinct from avocado oil in that it is an aqueous or hydroglycolic extract retaining water-soluble bioactives.

emollientantioxidantskin-conditioning
Rich in vitamins A, C, D, and EDeep emollient and nourishingAntioxidant support
+ Glycerin+ Tocopherol
Emollient
Persea Gratissima Oil

Avocado oil, a rich emollient high in fatty acids and vitamins.

emollientantioxidant
Rich nourishment
Heavy — may not suit very oily or acne-prone skin
Emollient
Petrolatum

Petrolatum is a purified semi-solid mixture of hydrocarbons derived from petroleum, widely used as an occlusive emollient to lock in moisture and protect the skin barrier.

OcclusiveSkin conditioningEmollient
Highly effective occlusive that prevents transepidermal water lossSupports skin barrier repairSoothes and protects dry or damaged skin
May feel greasy or heavy on skinCan clog pores in acne-prone individuals when used heavily on the face
Other
Petroleum Resin

A hydrocarbon-based tackifier resin derived from C5 and/or C9 petroleum cracker streams, used in pressure-sensitive adhesive patch formulations to provide tack and cohesion.

adhesivetackifierfilm-forming
Provides tack and adhesion in patch formulationsHelps patch adhere to skin without falling off
May occlude pores under prolonged wearSome petroleum-derived fractions require purity testing for PAH contamination
Other
Phaseolus Angularis Seed Powder

Finely ground powder from the seeds of Phaseolus angularis (adzuki bean), used as a gentle physical exfoliant and absorbent in wash-off cleansers and masks.

abrasiveabsorbentskin-conditioning
Gentle physical exfoliant derived from ground adzuki beansSaponin content provides mild cleansing actionTraditional Korean and Japanese skincare ingredient for brightening
Physical exfoliation may irritate broken or very sensitive skin
Antioxidant
Phaseolus Radiatus Extract

A generic extract from Phaseolus radiatus (mung bean) plant material (unspecified part), used in cosmetics for antioxidant and skin-conditioning properties.

antioxidantskin conditioning
Provides antioxidant protection via polyphenols and flavonoidsConditions and softens skinMay support brightening
Generally well tolerated; rare allergy in legume-sensitive individuals
Active
Phaseolus Radiatus Seed Extract

An extract derived from the seeds of Phaseolus radiatus (mung bean), used in cosmetics for its antioxidant and skin conditioning properties.

Skin conditioningAntioxidant
Antioxidant protectionSkin brighteningSupports skin smoothness
Active
Phaseolus Radiatus Sprout Extract

An extract derived from the sprouts of Phaseolus radiatus (mung bean), used in cosmetics for its antioxidant and skin conditioning properties.

Skin conditioningAntioxidant
Antioxidant protectionSkin brighteningSupports cell renewal
Antioxidant
Phellinus Linteus Extract

An extract from Phellinus linteus (meshimakobu), a bracket mushroom used in East Asian traditional medicine, valued in cosmetics for its polyphenol and beta-glucan content, which confer antioxidant and anti-inflammatory effects.

antioxidantskin-conditioningimmunomodulating
Strong antioxidant activity from polyphenols and polysaccharidesAnti-inflammatory propertiesSupports skin barrier resilience
Minimal reported irritation; limited clinical cosmetic data
Active
Phellodendron Amurense Bark Extract
PHELLODENDRON AMURENSE BARK EXTRACT

Extract from the bark of Phellodendron amurense (Amur cork tree). Rich in berberine, a bioactive alkaloid with antimicrobial, anti-inflammatory, and antioxidant properties. Used in Meishoku's Bigansui medicated facial wash for its acne-fighting properties.

antimicrobialanti-inflammatoryantioxidant
Berberine-rich — antimicrobial and anti-acneAnti-inflammatoryTraditional East Asian medicinal herb
+ Salicylic Acid+ Niacinamide
Fragrance
Phenethyl Alcohol

2-Phenylethanol, an aromatic alcohol with a soft rose-floral character naturally present in rose absolute and other essential oils. Used as a fragrance component and mild preservative booster. Found in L'Occitane Immortelle Divine Cream.

fragrancepreservative-booster
Rose-like fragrance alcohol naturally found in rose, geranium, and ylang ylang essential oilsMild antimicrobial properties that can boost preservative efficacy
EU-listed as a potential fragrance allergen requiring label declarationMild sensitization potential at high concentrations