Ravensara Aromatica Twig Oil adds a pleasant scent and may offer mild skin-soothing benefits, but it can be irritating for sensitive skin and is best used in low concentrations.
Irritation
moderate
Source
natural
Beauty ingredient research
Browse the review database to understand what an ingredient is, what it does in a beauty formula, when it is useful, and when it deserves caution across skincare, haircare, bodycare, makeup, and more.
20769
Reviewed ingredients
524
Low-concern standouts
2884
Need usage caution
Ravensara Aromatica Twig Oil adds a pleasant scent and may offer mild skin-soothing benefits, but it can be irritating for sensitive skin and is best used in low concentrations.
Irritation
moderate
Source
natural
Ravensara leaf oil adds a pleasant scent and may offer mild soothing benefits, but it can be irritating for sensitive skin and is best used in low concentrations.
Irritation
moderate
Source
natural
A fragrant botanical extract with limited research; may offer soothing benefits but can be irritating for sensitive skin.
Irritation
moderate
Source
natural
Rayon is a semi-synthetic fiber used as a binder in powders and masks, but it offers no direct skin benefit and may raise environmental concerns.
Irritation
low
Source
semi-synthetic
A gentle, plant-derived antioxidant that may help calm skin and fight free radicals, but its skincare benefits are still being studied.
Irritation
low
Source
natural
A lab-made peptide that may help firm skin and reduce fine lines, but human research is still limited.
Irritation
low
Source
biotech
A biotech peptide with antioxidant potential, but human research is still limited.
Irritation
low
Source
biotech
A biotech ingredient that forms a protective film on skin, but research on its cosmetic benefits is still emerging.
Irritation
low
Source
biotech
A biotech-derived peptide that may help support skin firmness, but human research is still limited.
Irritation
low
Source
biotech
A lab-made silk protein that may help skin feel smoother and more hydrated, but human studies are limited.
Irritation
low
Source
biotech
A lab-made silk protein that may help hydrate and smooth skin, but human studies are limited.
Irritation
low
Source
biotech
A lab-made peptide from a marine microbe that may help protect skin from environmental stress and support a more even tone, though human studies are limited.
Irritation
low
Source
biotech
A biotech antioxidant that may help shield skin from pollution and UV stress, but human skincare research is still limited.
Irritation
low
Source
biotech
Camphor leaf oil can provide a cooling sensation and mild antimicrobial benefits, but it is a potent essential oil that may irritate sensitive skin and should be used in low concentrations.
Irritation
moderate
Source
natural
A common synthetic red dye in makeup, generally safe for most people but may cause irritation in sensitive skin or eyes.
Irritation
low
Source
synthetic
A safe, widely used synthetic pigment that adds vibrant red color to makeup but offers no skincare benefits.
Irritation
low
Source
synthetic
A safe, widely used synthetic red pigment that adds vibrant color to makeup but offers no skincare benefits.
Irritation
low
Source
synthetic
A widely used synthetic red dye that is generally safe in cosmetics but offers no skincare benefits.
Irritation
low
Source
synthetic
A widely used synthetic dye that adds vibrant red color to cosmetics, generally considered safe at low concentrations but may cause irritation in sensitive individuals.
Irritation
low
Source
synthetic
A widely used synthetic colorant that adds vibrant red shades to makeup but offers no skincare benefits.
Irritation
low
Source
synthetic
CI 14815 is a synthetic red dye that adds vibrant color to cosmetics, but it offers no skincare benefits and may cause allergic reactions in sensitive individuals.
Irritation
low
Source
synthetic
A widely used synthetic red pigment that adds color to makeup but offers no skincare benefits.
Irritation
low
Source
synthetic
A common synthetic red dye that adds color to cosmetics but offers no skincare benefits; generally safe for most people but may cause reactions in sensitive individuals.
Irritation
low
Source
synthetic
A widely used synthetic red dye that adds color to cosmetics but offers no skincare benefits.
Irritation
low
Source
synthetic
A widely used synthetic red pigment that is generally safe in cosmetics but offers no skincare benefits.
Irritation
low
Source
synthetic
A widely used synthetic red pigment that adds vibrant color to makeup, generally considered safe at low concentrations but may cause sensitivity in some individuals.
Irritation
low
Source
synthetic
A stable, vivid red pigment approved for cosmetic use in many regions, but with limited safety data compared to more common colorants.
Irritation
low
Source
synthetic
A gentle, hydrating marine extract that may help soothe and protect the skin, though research is still emerging.
Irritation
low
Source
natural
Humectant
Hydrolyzed Gelidium Elegans/Gracilaria Vermiculophylla/Gracilaria Gigas/Pterocladiella Capillacea/Ahnfeltia Plicata Extract
A gentle, multi-species red algae extract that helps hydrate and soothe skin while forming a light protective film.
Irritation
low
Source
natural
A gentle, hydrating algae extract that helps skin retain moisture and may calm irritation.
Irritation
low
Source
natural
A gentle, hydrating seaweed extract that helps soothe skin and support moisture retention without irritation.
Irritation
low
Source
natural
A gentle, fermented red algae ingredient that supports skin hydration and calmness without irritation.
Irritation
low
Source
natural
A gentle, algae-derived humectant that pulls moisture into the skin and may help calm irritation.
Irritation
low
Source
natural
A gentle, ocean-derived powder that helps hydrate and calm the skin, making it a good choice for sensitive or dry skin types.
Irritation
low
Source
natural
A gentle, plant-based protein that helps form a light film on skin to lock in moisture and improve texture.
Irritation
low
Source
natural
A mushroom extract with antioxidant potential, but research is still early and benefits are not yet proven in human skin.
Irritation
low
Source
natural
Red Clover Juice is a gentle, antioxidant-rich botanical that may help soothe skin and protect against environmental stress, but research is still emerging.
Irritation
low
Source
natural
Red Clover Leaf Extract is a gentle botanical antioxidant that may help calm skin and protect against environmental stress, though research on its topical benefits is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract that may help calm skin and protect against environmental stress.
Irritation
low
Source
natural
A lab-grown red clover extract that may help calm skin and fight free radicals, but human studies are still limited.
Irritation
low
Source
biotech
A mild, plant-based water that provides light hydration and soothing benefits, ideal for sensitive or dry skin types.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract that may help calm skin and protect against environmental stress, though research is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant ingredient that may help soothe and protect skin, though research is still early.
Irritation
low
Source
natural
A gentle, antioxidant-rich fruit extract that helps protect skin from environmental stress and may support a brighter, more even complexion.
Irritation
low
Source
natural
Red Currant Fruit Water is a gentle, antioxidant-rich ingredient that adds a touch of hydration and skin-soothing benefits, but its effects are mild and best as part of a broader formula.
Irritation
low
Source
natural
A gentle, plant-derived humectant that helps hydrate and calm the skin, though research on its benefits is still emerging.
Irritation
low
Source
natural
A safe, natural mineral pigment that gives red and pink hues to makeup without common irritation.
Irritation
low
Source
natural
Conditioning Agent
Red Junglefowl Induced Pluripotent Cell Culture Conditioned Media
An exotic biotech ingredient with very limited human research; its benefits are largely theoretical and based on animal cell studies.
Irritation
low
Source
biotech
Skin conditioning
RED JUNGLEFOWL BLASTODERM PLURIPOTENT CELL CULTURE CONDITIONED MEDIA
A novel biotech ingredient from bird stem cells that may support skin repair, but human research is very limited.
Irritation
low
Source
biotech
A gentle, antioxidant-rich flower extract that may help protect skin from environmental stress, though human studies are limited.
Irritation
low
Source
natural
A gentle botanical extract that may help calm irritation and provide antioxidant protection, though research is still emerging.
Irritation
low
Source
natural
A gentle, lab-grown antioxidant extract that may help calm skin and fight environmental stress, though research is still early.
Irritation
low
Source
biotech
A gentle, natural exfoliant with antioxidant potential, but research on its specific skincare benefits is still limited.
Irritation
low
Source
natural
A gentle, antioxidant-rich botanical extract that may help calm skin and fight free radical damage, though research is still emerging.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract from red pepper cells that may help calm skin and fight free radicals, but research is still early.
Irritation
low
Source
natural
A fermented red pepper extract that may provide antioxidant support, but research is limited and it may not suit very sensitive skin.
Irritation
low
Source
biotech
A plant extract that can boost circulation and provide antioxidants, but may cause stinging or irritation for sensitive skin.
Irritation
moderate
Source
natural
A natural fruit juice with antioxidant potential, but may cause irritation for sensitive skin due to natural capsaicin traces.
Irritation
moderate
Source
natural
A gentle plant stem cell extract that may help protect skin from environmental stress, but research is still early and benefits are not yet proven in large human studies.
Irritation
low
Source
natural
Red Petrolatum is a tinted occlusive that locks in moisture and adds a pop of color, but may clog pores for some skin types.
Irritation
low
Source
semi-synthetic