SPF Scout · Ingredient library
Ingredients starting with O
119 on this page
A preservative that keeps the formula from spoiling by keeping microbes in check. It also works as a deodorant. It may appear on labels as biosol or IPBC-free preservative names.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Ocimum Basilicum (Basil) Flower/Leaf Extract
Tonic (CosIng functional class)This is a basil flower and leaf extract used as a tonic. It gives skin a refreshed, invigorated feel.
A fragrant basil oil used to scent the product. It also adds a toning feel to skin.
CAS 8015-73-4
Ocimum Basilicum Extract
Antioxidant (slows the formula oxidizing)Hair conditioning (CosIng functional class)Skin conditioning (CosIng functional class)A basil flower and leaf extract that conditions skin and hair, keeping them feeling soft. It also acts as an antioxidant, helping protect the formula from spoiling due to air.
Ocimum Basilicum Flower/Leaf Extract
Tonic (CosIng functional class)An extract from basil flowers and leaves, used in the product as a tonic. That means it gives skin a refreshed, toned feel.
CAS 84775-71-3
No reviewed note yet.
Ocimum Basilicum Leaf
Tonic (CosIng functional class)Shredded basil leaves added for a toning feel on skin.
CAS 84775-71-3
Ocimum Sanctum Leaf Extract
Skin conditioning (CosIng functional class)An extract from holy basil leaves that works as a skin conditioner. It helps keep skin feeling soft and smooth.
CAS 91845-35-1
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
An ingredient that acts as a solvent, dissolving other ingredients so they blend evenly. It also adjusts the thickness of the formula.
CAS 112-88-9
Octadecene/MA Copolymer
Light stabilizer (protects the formula from light)Viscosity control (thickens or thins the formula)This is a film-forming polymer that works as a light stabilizer and thickness adjuster. It helps keep the formula's other components steady when exposed to light, and it fine-tunes how thick or fluid the product is.
CAS 25266-02-8
Octadecenedioic Acid
Surfactant (cleanses or mixes oil and water)This is an emulsifier, meaning it helps oil and water mix. That keeps the different parts of the product blended together in one smooth formula.
CAS 20701-68-2
Octadecyl Di-T-Butyl-4-Hydroxyhydrocinnamate
Antioxidant (slows the formula oxidizing)This is an antioxidant. It helps keep the formula from going off as it's exposed to air over time.
CAS 2082-79-3
Octanediol
Plasticizer (keeps a film flexible)An ingredient that works as a plasticizer. That means it helps keep films in the product flexible rather than stiff or brittle.
CAS 629-41-4
Octenylsuccinic Acid
otherNo reviewed note yet.
Octinoxate
Light stabilizer (protects the formula from light)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)An organic UV filter that absorbs ultraviolet light. It also acts as a light stabilizer, helping the formula hold up when exposed to sunlight. You'll often see it listed as Ethylhexyl Methoxycinnamate.
CAS 5466-77-3
Octisalate
Light stabilizer (protects the formula from light)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)An organic UV filter that absorbs ultraviolet light, and doubles as a light stabilizer to keep the formula steady in sun. It also appears on labels as Ethylhexyl Salicylate.
CAS 118-60-5
Octocrylene
Light stabilizer (protects the formula from light)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)An organic UV filter that absorbs ultraviolet light. It also serves as a light stabilizer, helping keep other filters and the formula intact under sunlight.
CAS 6197-30-4
Octoxynol-10
Surfactant (cleanses or mixes oil and water)This one both cleanses and helps oil and water mix. That means it can lift away dirt and oil while keeping the formula's parts blended.
CAS 9002-93-1
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
CAS 2499-59-4
Octyl Stearate
otherNo reviewed note yet.
Octyldodecanol
Emollient (softens and smooths skin)Fragrance ingredient (scent)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)An emollient that softens and smooths skin feel, and a solvent that helps dissolve other ingredients. It also carries fragrance. Together this means the product spreads smoothly and stays blended.
Octyldodeceth-16
Surfactant (cleanses or mixes oil and water)This is an emulsifier that helps oil and water mix. It keeps the water and oil parts of the product from separating.
CAS 32128-65-7
Octyldodeceth-25
Surfactant (cleanses or mixes oil and water)This ingredient cleanses and also helps oil and water mix. It can lift away dirt and oil while keeping the formula blended together.
CAS 32128-65-7
Octyldodecyl Benzoate
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)This is an emollient, so it softens and smooths skin feel. It also gives the product a lighter, more spreadable texture.
CAS -
Octyldodecyl Citrate Crosspolymer
Humectant (holds moisture)This is a humectant, meaning it draws in and holds moisture. That helps keep the product from drying out.
CAS -
This is an emollient, which softens and smooths the skin's feel. It gives the product a smoother, more cushioned texture on skin.
CAS 88103-59-7
Octyldodecyl Myristate
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)This is an emollient that softens and smooths how skin feels. It helps the product glide on and leaves a smoother surface.
CAS 83826-43-1
Octyldodecyl Neopentanoate
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)An emollient that softens and smooths skin feel. In practice it gives the product a lighter, easier-to-spread texture.
An emollient that softens and smooths skin feel. It helps the product glide on and leave a conditioned finish.
Octyldodecyl Olivate
Skin conditioning (CosIng functional class)An oil-based ingredient from olive fatty acids that conditions the skin. It softens and smooths skin feel.
CAS 223706-58-9
This is an emollient that softens and smooths skin feel, giving the product a smoother texture.
CAS 37673-37-3
Octyldodecyl Stearoyl Stearate
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Viscosity control (thickens or thins the formula)An emollient that softens and smooths skin feel, and it also adjusts the thickness of the formula. This helps give the product a richer body and smoother spread.
Octyldodecyl Xyloside
Surfactant (cleanses or mixes oil and water)An ingredient that works as a cleansing agent and an emulsifier. It helps lift away oils and keeps the oil and water parts mixed together.
CAS 423772-95-6
Oenanthe Javanica Extract
Preservative (inhibits microbial growth)This is a plant extract that works as an antimicrobial, meaning it helps hold back the growth of microbes. That helps keep the formula stable over time.
Oenocarpus Bataua Fruit Oil
Emollient (softens and smooths skin)Moisturizing (CosIng functional class)Skin conditioning (CosIng functional class)An oil pressed from the fruit of the bataua palm, used to moisturize and condition. It draws in moisture and softens and smooths skin feel.
Oenocarpus Bataua Seed Oil
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)An oil pressed from bataua palm seeds that works as an emollient. It softens and smooths skin feel.
Oenothera Biennis (Evening Primrose) Flower Extract
Astringent (CosIng functional class)An extract from evening primrose flowers used as an astringent. That means it has a tightening effect on the skin's surface.
CAS 90028-66-3
Oenothera Biennis (Evening Primrose) Oil
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)An oil from evening primrose seeds that works as an emollient, meaning it softens and smooths skin feel. In practice, it helps the product leave skin feeling supple rather than tight.
CAS 308064-97-3
Oenothera Biennis Oil
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)An emollient oil from evening primrose seeds that softens and smooths the skin's feel. In practice it leaves skin feeling supple and less rough. You may also see it labeled as evening primrose oil.
Oldenlandia Diffusa Extract
Skin conditioning (CosIng functional class)A plant extract used as a skin conditioner. It helps keep skin feeling soft and smooth.
Olive fruit that acts as both an abrasive and a skin-conditioning ingredient. As an abrasive it adds a scrubbing or polishing action, and it also leaves skin feeling conditioned.
CAS 8001-25-0
No reviewed note yet.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
CAS 156798-12-8
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Olea Europaea Fruit Extract
Bleaching (CosIng functional class)Skin conditioning (CosIng functional class)An extract from olive fruit that conditions the skin and acts as a bleaching agent, meaning it can lighten the look of skin. In practice, it softens skin while helping even out its tone.
CAS 84012-27-1
Olea Europaea Fruit Oil
Emollient (softens and smooths skin)Fragrance ingredient (scent)Skin conditioning (CosIng functional class)Olive fruit oil that conditions skin and adds fragrance to the product. It softens the skin's feel and contributes to the product's scent. Often listed simply as olive oil.
CAS 8001-25-0
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Olea Europaea Leaf
Skin conditioning (CosIng functional class)This is olive leaf and stem used to condition skin. That means it helps skin feel softer and smoother.
CAS 8001-25-0
An extract from olive leaves used to condition the skin and add fragrance. In practice, it helps skin feel smoother and contributes to the product's scent.
CAS 8001-25-0 / 84012-27-1
Oleanolic Acid
Skin conditioning (CosIng functional class)A skin-conditioning ingredient. It helps keep skin feeling soft and smooth.
CAS 508-02-1
Oleic Acid
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Surfactant (cleanses or mixes oil and water)Oleic acid does two jobs: it softens and smooths skin feel, and it helps oil and water mix. That keeps the water and oil parts of the product blended together.
CAS 112-80-1
Oleic/Linoleic/Linolenic Polyglycerides
Binder (holds the formula together)Emollient (softens and smooths skin)Emulsion stabilizer (keeps oil and water mixed)Skin conditioning (CosIng functional class)Surfactant (cleanses or mixes oil and water)Viscosity control (thickens or thins the formula)A multitasking ingredient that helps oil and water mix and keeps that blend from separating. It also softens the skin, adjusts how thick the product is, and helps lift away dirt.
A skin-conditioning and skin-protecting ingredient. It helps keep skin feeling soft and forms a supportive layer on the surface.
CAS 147732-57-8
Oleth-10
Surfactant (cleanses or mixes oil and water)A cleansing agent and emulsifier that helps oil and water mix. This keeps the water and oil parts blended and helps lift away oils during use.
Oleth-20
Surfactant (cleanses or mixes oil and water)A cleansing agent and surfactant. It helps lift away oil and dirt, and helps oil and water mix in the formula.
CAS 9004-98-2
Oleth-3
Surfactant (cleanses or mixes oil and water)Oleth-3 is an emulsifier, meaning it helps oil and water mix. This keeps the water and oil parts of the product blended into one smooth formula instead of separating.
CAS 9004-98-2
Oleth-3 Phosphate
Surfactant (cleanses or mixes oil and water)Oleth-3 Phosphate is a cleansing agent that helps lift away oil and dirt. In practice it lets the product rinse or wipe residue off the skin.
CAS 39464-69-2
Oleyl Alcohol
Emollient (softens and smooths skin)Fragrance ingredient (scent)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)Viscosity control (thickens or thins the formula)Oleyl Alcohol softens and smooths skin feel and acts as a solvent that dissolves other ingredients. It also adjusts the thickness of the formula and contributes to scent. All this helps the product spread evenly and feel smooth.
CAS 143-28-2 / 593-47-5
An emollient, meaning it softens and smooths skin feel. It gives the product a smoother texture on application.
CAS 17673-56-2
A gum resin, also known as frankincense, that adds fragrance and conditions the skin. In practice, it lends scent to the product while helping skin feel smooth.
CAS 8050-07-5
Oligopeptide-10
Deodorant (masks or reduces odor)Preservative (inhibits microbial growth)Skin conditioning (CosIng functional class)A peptide that works as an antimicrobial, deodorant, and skin conditioner. It helps limit microbe growth, controls odor, and keeps skin feeling soft.
CAS 466691-40-7
Oligopeptide-24
Skin conditioning (CosIng functional class)A peptide used as a skin conditioner. It helps keep skin feeling soft and smooth.
CAS -
Oligopeptide-6
Skin conditioning (CosIng functional class)Oligopeptide-6 is a short chain of amino acids used as a skin conditioner. It helps keep skin feeling soft and smooth.
CAS 596810-66-1
Olive Glycerides works two ways in a formula: it draws in and holds moisture, and it helps oil and water mix. That means the product stays blended and doesn't dry out.
CAS -
Olive Oil Decyl Esters
Refatting (CosIng functional class)Olive Oil Decyl Esters is a refatting ingredient, meaning it puts oils back into the skin. This helps replace the oily feel that other ingredients can strip away.
CAS 93455-81-3
Olive Oil Glycereth-8 Esters
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Surfactant (cleanses or mixes oil and water)Olive Oil Glycereth-8 Esters softens and smooths skin feel while also helping oil and water mix. That keeps the product blended and leaves skin feeling smooth.
CAS -
Olive Oil Polyglyceryl-6 Esters
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Surfactant (cleanses or mixes oil and water)This ingredient does two jobs: it softens and smooths skin feel, and it helps oil and water mix. That means it keeps the water and oil parts blended while leaving the skin feeling conditioned.
CAS -
Olus Oil is a vegetable oil used to soften and smooth the skin. It gives the product a conditioning, emollient feel on the skin's surface.
CAS 68956-68-3
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Ononis Spinosa Root
otherNo reviewed note yet.
An extract from restharrow root that works as an anti-sebum and soothing agent. In practice, it helps manage excess oil on the skin and calms the feel of it.
Ophiopogon Japonicus Root Extract
Skin conditioning (CosIng functional class)Tonic (CosIng functional class)This root extract is a skin conditioner and tonic, meaning it helps keep skin soft and gives a fresh feel. It supports the overall skin feel of the product.
Opuntia Coccinellifera Fruit Extract
Skin conditioning (CosIng functional class)An extract from prickly pear cactus fruit that conditions the skin. In practice, it helps skin feel softer and smoother.
Opuntia Ficus-Indica
otherNo reviewed note yet.
No reviewed note yet.
Opuntia Ficus-Indica Flower Extract
Skin conditioning (CosIng functional class)An extract from prickly pear cactus flowers that conditions the skin. In practice, it helps keep skin feeling soft and smooth.
CAS 90082-21-6
Opuntia Ficus-Indica Fruit Extract
Skin conditioning (CosIng functional class)This prickly pear fruit extract is a skin conditioner. It helps keep skin feeling soft and smooth.
CAS 90082-21-6
No reviewed note yet.
Opuntia Ficus-Indica Seed Oil
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Opuntia Ficus-Indica Seed Oil, from prickly pear seeds, softens and smooths skin feel. In practice it gives the product a smoother, more conditioned finish on the skin.
CAS 90082-21-6
Opuntia Ficus-Indica Stem
Hair conditioning (CosIng functional class)Humectant (holds moisture)Skin conditioning (CosIng functional class)This prickly pear stem draws in and holds moisture while conditioning both skin and hair. That means it helps keep things feeling soft and prevents drying out.
CAS 90082-21-6
Opuntia Ficus-Indica Stem Extract
Skin conditioning (CosIng functional class)An extract from prickly pear cactus stems that conditions the skin. In practice, it helps skin feel softer and smoother.
CAS 90082-21-6
No reviewed note yet.
Opuntia Streptacantha Stem Extract
Humectant (holds moisture)This cactus stem extract is a humectant, meaning it draws in and holds moisture. That helps keep the formula and skin from drying out.
CAS -
Opuntia Tuna Fruit
Skin conditioning (CosIng functional class)Opuntia Tuna Fruit, from the prickly pear cactus, is a skin conditioning ingredient. It helps keep the skin feeling soft and smooth.
CAS -
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Orange
otherNo reviewed note yet.
Orange Oil
otherNo reviewed note yet.
No reviewed note yet.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Orchid Extract
Skin conditioning (CosIng functional class)An extract from orchid flowers. It acts as a skin conditioner, helping the product improve how skin feels.
CAS -
Orchis Mascula Flower Extract
Soothing (CosIng functional class)An extract from the flowers of the salep orchid, used as a soothing ingredient. It helps calm the feel of the skin.
CAS 90082-24-9
Oryza Sativa (Rice) Bran Oil
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)An oil pressed from rice bran that softens and smooths the skin. It leaves the surface feeling conditioned and less rough.
CAS 68553-81-1
Oryza Sativa (Rice) Bran Water
Fragrance ingredient (scent)A water-based liquid from rice bran, used here to add fragrance. It gives the product its scent.
CAS 90106-37-9
Oryza Sativa (Rice) Extract
Abrasive (physically scrubs)Absorbent (takes up oil or water)Bulking agent (adds volume)Hair conditioning (CosIng functional class)Skin conditioning (CosIng functional class)An extract of rice grains that conditions skin and hair, and can act as an abrasive and absorbent. It also adds bulk to the formula and can soak up excess moisture or oil.
Oryza Sativa (Rice) Hull Extract
Moisturizing (CosIng functional class)An extract from rice hulls that adds moisture. It helps the skin feel less dry.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
CAS 9005-25-8
Rice bran that works as a mild abrasive and a bulking agent that fills out the formula. It provides a scrubbing texture and adds body to the product.
Oryza Sativa Bran Cera
Skin conditioning (CosIng functional class)A wax from rice bran that conditions the skin. It helps soften the skin's feel. You may see it listed as rice bran wax.
Oryza Sativa Bran Extract
Skin conditioning (CosIng functional class)Skin protecting (CosIng functional class)An extract of rice bran that conditions and protects the skin. It helps keep the surface feeling smooth and shielded.
CAS 90106-37-9
Oryza Sativa Bran Wax
Skin conditioning (CosIng functional class)A wax from rice bran that conditions the skin. It helps leave the surface feeling smooth.
CAS 8016-60-2
Oryza Sativa Germ Extract
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)An extract from rice germ that softens and smooths skin feel. It helps the surface feel conditioned.
CAS 90106-37-9
Oryza Sativa Germ Oil
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)An emollient oil from the rice germ that softens and smooths the skin's feel. In practice it leaves skin feeling supple.
Oryza Sativa Lees Extract
Skin conditioning (CosIng functional class)An extract from the residue left after rice is fermented into wine. It conditions the skin, leaving it feeling smoother.
CAS 68553-81-1
Oryza Sativa Seed Oil
Skin conditioning (CosIng functional class)Rice seed oil that conditions the skin. It helps keep skin feeling soft and smooth.
Oryza Sativa Starch
Absorbent (takes up oil or water)Binder (holds the formula together)Bulking agent (adds volume)Viscosity control (thickens or thins the formula)Rice starch that soaks up moisture, binds the mix together, adds body, and adjusts thickness. In practice it absorbs excess oil or water, holds the formula together, and controls how thick or thin it feels.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Oryzanol is a skin conditioning ingredient that also reduces static. In practice it helps keep skin feeling smooth and keeps the product from building up static charge.
CAS 11042-64-1 / 12738-23-7
Osmanthus Fragrans Flower Extract
Fragrance ingredient (scent)An extract from osmanthus flowers, used as a fragrance ingredient. It contributes to how the product smells.
CAS 92347-21-2
Oxidized Corn Oil
Skin conditioning (CosIng functional class)A processed corn oil that conditions the skin. It helps keep skin soft and smooth.
CAS 223705-62-2
Oxothiazolidine
Skin protecting (CosIng functional class)Oxothiazolidine is a skin protecting ingredient. It helps form a supportive layer that keeps the skin feeling protected.
CAS 2682-49-7
Oxothiazolidinecarboxylic Acid
Skin conditioning (CosIng functional class)A skin-conditioning ingredient. It helps keep skin soft and smooth.
CAS 19771-63-2
Oxybenzone
Light stabilizer (protects the formula from light)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)Oxybenzone is an organic UV filter that absorbs ultraviolet light. It also works as a light stabilizer, helping the formula hold up under sun exposure. On labels it often appears as Benzophenone-3.
CAS 131-57-7
Oxygen
Skin conditioning (CosIng functional class)Used here as a skin-conditioning ingredient. It helps maintain the feel of the skin.
CAS 7782-44-7
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
CAS 2315-02-8
Ozokerite
Binder (holds the formula together)Emulsion stabilizer (keeps oil and water mixed)Opacifier (makes the formula less see-through)Viscosity control (thickens or thins the formula)A wax that thickens the formula and helps hold it together. It adjusts thickness, keeps the oil and water parts from separating, binds ingredients, and makes the product more opaque.
CAS 64742-33-2