A gentle, plant-derived starch that improves product feel and controls shine without clogging pores.
Irritation
low
Source
semi-synthetic
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
A gentle, plant-derived starch that improves product feel and controls shine without clogging pores.
Irritation
low
Source
semi-synthetic
A synthetic peptide that may help support skin firmness and reduce fine lines, but more human studies are needed to confirm its effects.
Irritation
low
Source
synthetic
A synthetic peptide that may help improve skin firmness and smooth fine lines, but research is still early.
Irritation
low
Source
synthetic
A synthetic peptide that may help firm skin and soften wrinkles, but research is still emerging.
Irritation
low
Source
synthetic
A synthetic peptide blend that may help support collagen and reduce fine lines, but research is still emerging.
Irritation
low
Source
synthetic
A synthetic peptide that may help reduce the look of fine lines, but research is limited and mostly based on similar peptides.
Irritation
low
Source
synthetic
A lab-made peptide that may help firm and repair skin, but human studies are limited and it's not a medical treatment.
Irritation
low
Source
biotech
A novel yeast-derived peptide that may help improve skin firmness, but research is still early and benefits are not yet proven in large human studies.
Irritation
low
Source
biotech
A gentle, yeast-derived peptide that helps hydrate and support the skin barrier, but research is still emerging.
Irritation
low
Source
biotech
A promising but under-researched peptide that may support collagen and skin repair, but lacks robust human studies.
Irritation
low
Source
semi-synthetic
A synthetic peptide that may help firm and smooth skin, but research is still early and benefits are not guaranteed.
Irritation
low
Source
synthetic
A gentle, naturally derived preservative booster that helps keep your products fresh while offering mild skin-conditioning benefits.
Irritation
low
Source
natural
A lightweight, non-comedogenic oil that hydrates and softens skin without feeling heavy, suitable for most skin types.
Irritation
low
Source
natural
A gentle, plant-based antioxidant that may help protect skin from pollution and UV damage, though human studies are limited.
Irritation
low
Source
natural
Radish sprout powder is a gentle, antioxidant-rich ingredient that may help calm skin and protect against environmental stress, though research is still early.
Irritation
low
Source
natural
Raffinose is a gentle, plant-derived sugar that hydrates the skin and feeds beneficial bacteria, making it a smart choice for sensitive or microbiome-focused routines.
Irritation
low
Source
natural
A mild, sugar-based emulsifier that helps blend water and oil in skincare products while offering gentle skin conditioning.
Irritation
low
Source
semi-synthetic
Raffinose Myristate is a mild, sugar-based emollient that hydrates and conditions skin without clogging pores, making it a good option for sensitive or acne-prone skin.
Irritation
low
Source
semi-synthetic
Raffinose Oleate is a gentle, sugar-based ingredient that hydrates and soothes the skin, making it a promising option for sensitive or dry skin types.
Irritation
low
Source
semi-synthetic
A novel peptide complex from fish sources that may support skin firmness and repair, but human research is very limited.
Irritation
low
Source
natural
A novel peptide from fish that may support skin firmness and repair, but human research is very limited.
Irritation
low
Source
natural
Anti-aging agent
SR-RAINBOW TROUT OLIGOPEPTIDE-1 SH-POLYPEPTIDE-8
A novel peptide complex derived from rainbow trout proteins that may support skin firmness and repair, but research is very limited and mostly theoretical.
Irritation
low
Source
synthetic
A mushroom-derived extract with antioxidant potential, but research is limited and it is not a proven skincare powerhouse.
Irritation
low
Source
natural
Rambutan extract is a gentle, antioxidant-rich plant extract that may help protect skin from environmental stress, though research is still early.
Irritation
low
Source
natural
Ransou Extract is a gentle, plant-based ingredient that may help calm and hydrate the skin, though scientific research is still limited.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract from New Zealand that may help calm skin and fight free radicals, though research is still early.
Irritation
low
Source
natural
A gentle, antioxidant-rich plant extract from New Zealand that may help calm skin and fight free radical damage, though research is still limited.
Irritation
low
Source
natural
A gentle, plant-based antioxidant extract that helps soothe and condition the skin without common irritants.
Irritation
low
Source
natural
A gentle, biotech-derived emollient that helps soften and condition skin without clogging pores.
Irritation
low
Source
biotech
A gentle, antioxidant-rich flower extract that may help calm skin and defend against environmental stress, though research is still emerging.
Irritation
low
Source
natural
A gentle, plant-derived ingredient that helps soften and smooth skin with minimal irritation risk.
Irritation
low
Source
natural
A mild, biodegradable surfactant that cleanses without stripping the skin barrier.
Irritation
low
Source
natural
A gentle, non-comedogenic plant oil that hydrates and softens skin without clogging pores.
Irritation
low
Source
natural
A lightweight, plant-based emollient that hydrates and softens skin without clogging pores.
Irritation
low
Source
semi-synthetic
A gentle, plant-derived emulsifier that helps create stable, creamy textures without common irritation.
Irritation
low
Source
semi-synthetic
A gentle, plant-derived emollient and emulsifier that helps moisturize and stabilize formulas without heavy greasiness.
Irritation
low
Source
semi-synthetic
A gentle, plant-based emulsifier that stabilizes formulas and leaves skin feeling soft without irritation.
Irritation
low
Source
natural
A gentle, lipid-rich emollient that helps restore the skin barrier and reduce moisture loss without clogging pores.
Irritation
low
Source
natural
A mild, eco-friendly surfactant that cleanses without stripping the skin, ideal for sensitive and dry skin types.
Irritation
low
Source
biotech
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, plant-based ingredient that mimics the skin's natural lipids to strengthen the moisture barrier and soothe dryness.
Irritation
low
Source
natural
A plant-derived film former that helps makeup and sunscreen stay put longer without feeling heavy or sticky.
Irritation
low
Source
semi-synthetic
Antistatic agent
RAPESEEDAMIDOPROPYL BENZYLDIMONIUM CHLORIDE
A gentle, plant-derived conditioning ingredient that helps detangle and soften hair without heavy buildup.
Irritation
low
Source
semi-synthetic
Antistatic Agent
RAPESEEDAMIDOPROPYL EPOXYPROPYL DIMONIUM CHLORIDE
A gentle conditioning ingredient that helps reduce frizz and static, but may not suit those seeking deep repair.
Irritation
low
Source
semi-synthetic
Antistatic Agent
RAPESEEDAMIDOPROPYL ETHYLDIMONIUM ETHOSULFATE
A gentle, plant-derived conditioning ingredient that reduces static and softens hair without heavy buildup.
Irritation
low
Source
semi-synthetic
A gentle plant-derived antioxidant that may help brighten skin and protect against environmental stress, though human research is still limited.
Irritation
low
Source
natural
A gentle, plant-based extract blend that offers antioxidant protection and may help even out skin tone.
Irritation
low
Source
natural
A gentle, antioxidant-rich powder from raspberry cells that may help soothe and protect skin, but research is still early.
Irritation
low
Source
natural
Raspberry Fruit Water offers gentle antioxidant and soothing benefits, but its effects are mild compared to concentrated extracts.
Irritation
low
Source
natural
Raspberry ketone adds a sweet scent and mild antioxidant benefits to skincare, but its effects are subtle and not a substitute for proven antioxidants.
Irritation
low
Source
natural
A gentle, water-soluble antioxidant that may help brighten skin and protect against environmental stress, but research is still early.
Irritation
low
Source
semi-synthetic
Emulsifier
RASPBERRY SEED OIL/PALM OIL AMINOPROPANEDIOL ESTERS
A gentle, semi-synthetic emulsifier that helps blend oil and water in creams and lotions while adding a touch of skin conditioning from raspberry seed oil.
Irritation
low
Source
semi-synthetic
A gentle, semi-synthetic emollient that combines the nourishing fatty acids of raspberry seed oil with improved texture and water compatibility.
Irritation
low
Source
semi-synthetic
Emollient
RASPBERRY SEED OIL/TOCOPHERYL SUCCINATE AMINOPROPANEDIOL ESTERS
A gentle, antioxidant-rich ester that moisturizes and protects skin without clogging pores.
Irritation
low
Source
semi-synthetic
A gentle, antioxidant-rich fruit juice extract blend that may help soothe and protect skin from environmental stress.
Irritation
low
Source
natural
Rauwolfia Root Extract is a traditional botanical with potential soothing and antioxidant benefits, but its use in modern skincare is limited and lacks strong clinical evidence.
Irritation
moderate
Source
natural
A gentle, antioxidant-rich extract from the traveler's palm that may help calm skin and fight free radical damage, though research is still emerging.
Irritation
low
Source
natural
A gentle plant extract that may help protect skin from environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle, plant-based antioxidant extract that may help calm skin and defend against environmental stress, though research is still early.
Irritation
low
Source
natural
A gentle plant extract from the traveler's palm that may help calm skin and fight free radicals, though research is still early.
Irritation
low
Source
natural