Polygonum aviculare extract
In 4 skincare routines
Also known as: Knotgrass extract
Summary
Works for
- Anti-inflammatory
- Anti-oxidation
Irritancy risk
2
MediumA plant extract that contains a flavanol Juglanin. It can help neutralize free radicals in skin and reduce inflammation
Products with Polygonum aviculare extract
DarphinIdeal Resource Anti-Age & Radiance Eye Contour Radiance Repair CreamKnotgrass extractlinoleic acidacetyl hexapeptide-8 +22 actives
Moisturizing Anti-aging +2
Price unavailable
RoC SkincareMulti Correxion Renewal + Radiance Capsules Serum Night 30 Biodegradable CapsulesVitamin CKnotgrass extractcaprylic/capric triglyceride +3 actives
Evens skin tone Anti-oxidation +2
Price unavailable
DuneInvisible Gel Face Sunscreen SPF 30Knotgrass extractAvobenzonedimethicone +7 actives
Anti-aging Sun protection +3
Alcohol
Price unavailable
Eighth Day 2.0The Regenerative Serumtripeptide-1niacinamidenonapeptide-1 +27 actives
Anti-aging Moisturizing +3
Price unavailable
Sarah Chapman LondonSun Protection Skinesis Skin Insurance Invisible SPF 50niacinamidenonapeptide-1cyclotetrapeptide-24 aminocyclohexane carboxylate +23 actives
Sun protection Moisturizing +4
Fragrance
Price unavailable
marie veroniqueSeasonal Barrier Support Duo: Barrier Restore Serum + Barrier Lipid ComplexgluconolactoneKnotgrass extractlactic acid +20 actives
Moisturizing Evens skin tone +2
Price unavailable
RéViveSoleil Superiéur Broad Spectrum Sunscreen PA +++ SPF 50oligopeptide-24Knotgrass extractadenosine +10 actives
Anti-aging Sun protection +3
Fragrance
Price unavailable
CoolaOrganic Full Spectrum Sun Silk Drops SPF 30gluconolactoneKnotgrass extractcarthamus tinctorius seed oil +7 actives
Sun protection Evens skin tone +3
Price unavailable
Sarah ChapmanSkin Insurance + SPF 50nonapeptide-1cyclotetrapeptide-24 aminocyclohexane carboxylateniacinamide +24 actives
Anti-aging Moisturizing +4
Fragrance
Price unavailable
Digital DefenceExfoliating Treatment MaskgluconolactoneKnotgrass extractglycerin +11 actives
Anti-aging Exfoliation +3
Fragrance
Price unavailable
Scientific sources
Similar ingredients
Anti-inflammatory
ACETYL DIPEPTIDE-1 CETYL ESTERA type of peptide. Peptides are excellent moisturizers and might be able support collagen production reducing fine lines and wrinklesALLANTOINHelps calm down inflammation in skin and can help reduce itching. Helps to repair the skin barrier and keep skin hydratedAVENA SATIVA KERNEL EXTRACTAn effective moisturizing and skin barrier repair ingredient. Helps calm down inflammation and has some anti-oxidant propertiesCENTELLA ASIATICA EXTRACTA plant extract that has been shown to be able to reduce inflammation in skin, support restoration of skin barrier function, as well as support collagen production. Contains active compounds called centelloids: asiaticoside, madecasosside, asiatic acid and madecassic acid. Might be helpful in preventing stretch marks. It can be itself be irritating though. SALICYLIC ACIDUsed for skin exfoliation. It has an anti-inflammatory and anti-bacterial effect, helps to unclog pores, prevent blemishes and speed up healing of the existing ones. Sometimes referred to as a BHA (beta-hydroxy acid)SIGESBECKIA ORIENTALIS EXTRACTA plant extract that can contain an anti-inflammatory compoundGLYCYRRHETINIC ACIDActive compound of licorice root. Works to calm down inflammation, as an anti-oxidant, and might be helpful in lightening the skin and reducing hyperpigmentationBETA-GLUCANHelps attract water to the upper layer of the skin, calm down inflammation and irritation, restore the barrier function and support wound healing. It can be helpful in reducing fine lines and wrinklesBORAGO OFFICINALIS SEED OILA plant oil that is effective in reducing irritation in skin, restore the barrier function and support its hydrationZINC PCAA compound that combines zinc with a hydrating ingredient PCA. Might to be helpful against acne and clogged pores. Can help calm down inflammation in skin. Could be helpful in reducing the formation of free radicals in skin. Might help to reduce fine lines in wrinkles, but solid evidence is missingZINC ASPARTATECan help reduce acne and blemishes and reduce inflammation in skinCENTELLA ASIATICA LEAF EXTRACTA plant extract that has been shown to be able to reduce inflammation in skin, support restoration of skin barrier function, as well as support collagen production. It can be irritating to sensitive skin. Might be helpful in preventing stretch marks. It could, however, itself be irritating.BAKUCHIOLA plant extract that is, though different in chemical structure, acts similar to retinoids. First studies show that it can help reduce fine lines and wrinkles, improve skin tone, reduce clogged pores and blemishes, and reduce inflammation. There is no conclusive evidence that bakuchiol is as effective as retinol however. The study that directly compared retinol with bakuchiol used bakuchiol applied twice daily compared to once per day for the retinol. According to this study, bakuchiol is less irritating than retinol. Bakuchiol is extracted from seeds of Babchi plant. Other parts of the plant contain coumarins that could cause allergic and irritant reactions. These compounds should be removed in the extraction process when bakuchiol is produced, but it is a good idea to be cautious and stay away from products that include the Babchi plant extracts other than purified bakuchiol to avoid irritationCENTELLA ASIATICA LEAF CELL EXTRACTA plant extract that has been shown to be able to reduce inflammation in skin, support restoration of skin barrier function, as well as support collagen production. It can be irritating to sensitive skin. Might be helpful in preventing stretch marks. It could, however, itself be irritating.CENTELLA ASIATICA FLOWER/LEAF/STEM EXTRACTA plant extract that has been shown to be able to reduce inflammation in skin, support restoration of skin barrier function, as well as support collagen production. Contains active compounds called centelloids: asiaticoside, madecasosside, asiatic acid and madecassic acid. Might be helpful in preventing stretch marks. It can be itself be irritating though. ASIATIC ACIDAn active compound of Centella Asiatica plant extract. In combination with other active compounds of Centella Asiatica extract (asiaticoside, madecasosside and madecassic acid) asiatic acid has been shown to be helpful in wound-healing, restoring skin barrier function and supporting collagen production in skin. It can, however, itself be irritatingPOTASSIUM AZELOYL DIGLYCINATEA derivative of azelaic acid. It is obtained by reacting
the chloride of azelaic acid with two molecules of glycine (an amino acid) and potassium hydroxide. It is less studied than azelaic acid, but the available research suggests that it also can be effective in reducing skin redness, hyperpigmentation and blemishes. There are claims that it is more bio-available and more effective than azelaic acid, but no comparison study is available. Potassium azeloyl diglycinate is better soluble in water compared with azelaic acid. Because of this property, products with potassium azeloyl digclycinate can have a nicer textureSUPEROXIDE DISMUTASEAn antioxidant enzyme that is naturally present in skin. It can help support skin barrier function and reduce inflammation in skin. It is used in topical medications for inflammatory skin conditions including atopic dermatitis (eczema) and psoriasis. There are three types of natural Superoxide Dismutase in human skin. The compound used in topical treatments and cosmetics are mimics of typically one of these natural variantsCYANOCOBALAMINCan support skin barrier function and reduce inflammation in skinCOLLOIDAL OATMEAL EXTRACTHelps to restore skin barrier function, soften the upper layer of the skin and calm down inflammationHydrocortisoneA medical ingredient, corticosteroid. Can reduce swelling, itching, redness in inflammatory skin conditions. Consult a doctor if you require a long-term use
Anti-oxidation
ASCORBIC ACIDThe most well-researched antioxidant that works in skin. Helps neutralize free radicals supporting collagen production, helping to even out the skin tone and preventing early signs of agingRETINOLTwo steps removed from the active form of vitamin A - retinoic acid. Once converted to the retinoic acid in the skin, retinol is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. It can, however, be quite irritatingETHYLBISIMINOMETHYLGUAIACOL MANGANESE CHLORIDEA potent anti-oxidant that can help neutralize free radicals in skin and protect from harmful effects of sun exposure, even though more studies are needed to confirm its effectiveness in topical applicationsTOCOPHEROLPure form of vitamin E. Can help moisturise and protect the skin from free radicals. Often used to help stabilise other ingredients or the formula itselfERGOTHIONEINECan help neutralize free radicals in skin. Preliminary studies show that it can be more effective than coenzyme Q10 but studies on effective concentration for topical applications are lackingGLYCYRRHETINIC ACIDActive compound of licorice root. Works to calm down inflammation, as an anti-oxidant, and might be helpful in lightening the skin and reducing hyperpigmentationTETRAHEXYLDECYL ASCORBATEBeing a lipid soluble form of vitamin C, it is more stable. It is claimed to penetrate skin better than pure vitamin C and have the the similar benefits, but solid studies of its effectiveness are lacking. Is likely to require a higher concentration in a product than pure vitamin C to be effective. UBIQUINONECoenzyme Q10. It helps neutralize free radicals in skin, improves skin hydration and might be helpful agains fine lines and wrinkles. It can be an allergenFERULIC ACIDA potent anti-oxidant that has been shown to be effective in neutralizing free radicals in skin. There seem to have a synergetic effect of ferulic acid, vitamin E and C, meaning that when the ingredients are used together, they enhance each other's ability protect the skin against free radicals. Ferulic acid also helps to stabilize other ingredients - including vitamins C and E. It can help to even out the skin tone. Ferulic acid is approved for use as a sunscreen ingredient in Japan in concentrations up to 10% VITIS VINIFERA SEED EXTRACTA plant extract that contains resveratrol and other anti-oxidant compounds that can help neutralize free radicals, reduce inflammation in skin and even out its tone. Can be also used to stabilize the product formulationLACTOBIONIC ACIDA polyhydroxy acid (PHA) that helps shed dead cells from the surface of the skin revealing a smoother, more even skin. PHAs tend to be gentler on the skin compared to AHAs (for example, glycolic acid). It also has hydrating properties and helps attract water to the upper layer of the skin. It can help calm down inflammation in skin and support restoration of the barrier function. It has an anti-oxidant effect as well. It can help reduce fine line, wrinkles and improve skin elasticity TOCOTRIENOLSA type of vitamin E that is more powerful in neutralizing free radicals compared to its other formsCARNOSINEA type of peptide. It attracts water to the upper layer of the skin. It can help neutralize free radicals in skin combatting the sun damageLYCOPENEHelps neutralize free radicals in skin combating sun damage. Adds a red color to the productHYDROXYDECYL UBIQUINONEAn analogue of coenzyme Q10 that has a lower molecular weight, which can improve its ability to penetrate the skin. It helps neutralize free radicals in skin, improves skin hydration and might be helpful agains fine lines and wrinkles. It can be an allergenRESVERATROLHelps neutralize free radicals in skin and might help reduce fine lines and wrinkles, as well as even out the skin toneGLUCONIC ACIDA polyhydroxy acid (PHA) that helps shed the dead cells from the skin surface revealing smoother skin. Is believed to be genter than AHAs. It helps attract water to the upper layer of the skin and can stimulate production of skin's own hyaluronic acid resulting in imporved hydration levels. It has been shown to be helpful against acne and clogged pores. Might help reduce fine lines and wrinkles and improve skin tone with long-term application. Can help neutralize free radicalsASTAXANTHINHelps neutralize free radicals in skin and might help to calm down inflammationGALACTOMYCES FERMENT FILTRATEA yeast ferment filtrate (also known as Pitera - a trademarked name for the filtrate reserved by the SK-II brand). It helps attract water to the upper layer of the skin, can help neutralize antioxidants and can be helpful in evening out the skin tone. It might be somewhat helpful in preventing premature skin aging but solid evidence is lacking. A small manufacturer study also shows that, when used in high concentrations, it can help reduce sebum production and help against blocked pores3-GLYCERYL ASCORBATEA moisturizing vitamin C derivative. It is considered to be one of the most stable ones. It is effective in neutralizing free radicals and can help to even out the skin tone if used in high enough concentration3-O-ETHYL ASCORBIC ACIDA vitamin C derivative that is more stable but less potent than pure form of vitamin C. Can help neutralize free radicals and help reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in productsMADECASSOSIDEAn antioxidant that is typically derived from plant Centella Asiatica. It can help neutralize free radicals in skin and support skin barrier function. It could, however, itself be irritating. It is often unstable in formulationsBAKUCHIOLA plant extract that is, though different in chemical structure, acts similar to retinoids. First studies show that it can help reduce fine lines and wrinkles, improve skin tone, reduce clogged pores and blemishes, and reduce inflammation. There is no conclusive evidence that bakuchiol is as effective as retinol however. The study that directly compared retinol with bakuchiol used bakuchiol applied twice daily compared to once per day for the retinol. According to this study, bakuchiol is less irritating than retinol. Bakuchiol is extracted from seeds of Babchi plant. Other parts of the plant contain coumarins that could cause allergic and irritant reactions. These compounds should be removed in the extraction process when bakuchiol is produced, but it is a good idea to be cautious and stay away from products that include the Babchi plant extracts other than purified bakuchiol to avoid irritationAZELAIC ACIDIs produced by a yeast that lives on normal human skin. It is used in medicine as a topical treatment for mild to moderate acne. It has a mild exfoliating effect. It can also help reduce hyperpigmentation, helps calm down inflammation and can help neutralize free radicalsKOJIC ACIDHelps to reduce hyperpigmentation and neutralize free radicals. Can be irritatingRETINYL LINOLEATEAn ester of a retinoid and linoleic acid. Three steps removed from the bioactive form of retinoid, retinoic acid. Once converted to retinoic acid in skin, it can help reduce wrinkles, stimulate collagen production, even out skin tone and reduce blemishes. The concentrations used in cosmetic products are often not high enough to have a positive effect in skin. ARGININE PCAAn amino-acid. Helps attract water to the upper layer of the skin and can help neutralize free radicals in skinTHIOCTIC ACIDASIATICOSIDEAn active compound of Centella Asiatica plant extract. In combination with other active compounds of Centella Asiatica extract (madecasosside, asiatic
acid and madecassic acid), asiaticoside has been shown to be helpful in wound-healing, restoring skin barrier function and supporting collagen production in skin. It can, however, itself be irritatingCAMELLIA SEED OILOil from tea seeds. Can help neutralize free radicals in skinPHLORETINAn antioxidant. Can help neutralize free radicals in skinCAMELLIA OLEIFERA LEAF EXTRACTA plant extract that can help neutralize free radicals and reduce inflammation, even though it is not usually used in sufficient concentration in cosmeticsEPIGALLOCATECHIN GALLATYL GLUCOSIDEA synthetic version of green tea polyphenol that helps neutralize free radicals in skinDIMETHYLMETHOXY CHROMANOLCan help neutralize free radicals in skinSUPEROXIDE DISMUTASEAn antioxidant enzyme that is naturally present in skin. It can help support skin barrier function and reduce inflammation in skin. It is used in topical medications for inflammatory skin conditions including atopic dermatitis (eczema) and psoriasis. There are three types of natural Superoxide Dismutase in human skin. The compound used in topical treatments and cosmetics are mimics of typically one of these natural variantsCAMELLIA SINENSIS CATECHINSA group of chemical compounds extracted from Green Tea. They can help neutralize free radicals in skin. Might be able to help repair sun damage and clam down inflammation in skinGLUTATHIONEA peptide that can help neutralize free radicals in skin and reduce melanin production resulting in skin lightening effect and reduction in hyperpigmentation. It can also help attract moisture to the upper layer of the skinASCORBYL TETRAISOPALMITATEA vitamin C derivative. Studies show that is might be effective in reducing hyperpigmentation, but there are no studies confirming that it is effectively converted into the bioavailable form of Vitamin C in skin. It is not clear how this derivative compares in effectiveness to the topical application of bioavailable form of vitamin C (L-ascorbic acid) TretinoinBioavailable form of Vitamin A that is the most effective known topical ingredients for reducing wrinkles, improving skin firmness, treating acne, as well as hyperpigmentation. It is not available over-the counter in many countries, including US and UKPENTAPEPTIDE-34 TRIFLUOROACETATEA type of peptide that works as a great moisturizer. It might also have some anti-aging effect and help neutralize free radicals in skin