A gentle synthetic polymer that smooths hair and skin without heavy buildup, but may not suit those avoiding silicones or synthetic ingredients.
Irritation
low
Source
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 synthetic polymer that smooths hair and skin without heavy buildup, but may not suit those avoiding silicones or synthetic ingredients.
Irritation
low
Source
synthetic
Polyquaternium-14 is a gentle conditioning polymer that helps reduce frizz and static in hair while adding a smooth, silky feel.
Irritation
low
Source
synthetic
Polyquaternium-15 is a synthetic polymer that helps reduce static and improve the feel of hair and skin, but its use has declined due to concerns about formaldehyde release.
Irritation
low
Source
synthetic
Polyquaternium-16 is a synthetic conditioning polymer that helps reduce frizz and static while improving the feel of hair and skin.
Irritation
low
Source
synthetic
Polyquaternium-17 is a gentle conditioning polymer that helps reduce frizz and static without heavy buildup, making it a good choice for fine or normal hair.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and skin by forming a thin, flexible film, but may cause buildup with frequent use.
Irritation
low
Source
synthetic
Polyquaternium-19 is a gentle synthetic polymer that helps hair feel smoother and reduces frizz without heavy buildup.
Irritation
low
Source
synthetic
Polyquaternium-2 is a gentle conditioning polymer that reduces static and improves the feel of hair and skin without heavy buildup.
Irritation
low
Source
synthetic
A gentle, water-soluble conditioning polymer that reduces static and adds slip to hair and skin products without heavy residue.
Irritation
low
Source
synthetic
A synthetic conditioning polymer that smooths hair and skin without heavy buildup, but may not suit very fine or low-porosity hair types.
Irritation
low
Source
synthetic
A gentle, water-soluble conditioning polymer that smooths hair and reduces static without heavy buildup.
Irritation
low
Source
synthetic
A gentle conditioning polymer that smooths hair and skin without heavy buildup, widely used in rinse-off and leave-on products.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and reduces static, but offers minimal deep repair.
Irritation
low
Source
synthetic
A gentle conditioning polymer that smooths hair and reduces static without heavy buildup.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and reduces flyaways without heavy buildup.
Irritation
low
Source
synthetic
Polyquaternium-28 is a gentle conditioning polymer that helps detangle hair and reduce frizz without heavy buildup.
Irritation
low
Source
synthetic
A gentle, synthetic polymer that smooths hair and skin by forming a thin, flexible film.
Irritation
low
Source
synthetic
Polyquaternium-3 is a gentle conditioning polymer that helps reduce frizz and static while improving the feel of hair and skin, but it may cause buildup with frequent use.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and reduces static without heavy buildup.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and skin without heavy buildup, making it a popular choice for sensitive scalps and fine hair.
Irritation
low
Source
synthetic
Polyquaternium-32 is a gentle synthetic polymer that smooths hair and skin, reduces static, and helps other ingredients spread evenly.
Irritation
low
Source
synthetic
Polyquaternium-33 is a gentle synthetic polymer that smooths hair and skin by forming a thin, flexible film, reducing static and improving texture without heavy buildup.
Irritation
low
Source
synthetic
Polyquaternium-34 is a gentle conditioning polymer that smooths hair and skin without heavy buildup, making it a solid choice for sensitive scalps and fine hair.
Irritation
low
Source
synthetic
Polyquaternium-35 is a gentle, synthetic conditioning polymer that smooths hair and improves product feel without heavy buildup.
Irritation
low
Source
synthetic
A gentle conditioning polymer that helps hair feel smooth and reduces static without heavy buildup.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and skin without heavy buildup, ideal for sensitive scalps.
Irritation
low
Source
synthetic
A gentle conditioning polymer that smooths hair and adds slip without heavy buildup, but may not suit very fine or low-porosity hair if used in high amounts.
Irritation
low
Source
synthetic
A gentle conditioning polymer that helps hair and skin feel smooth and soft without heavy buildup.
Irritation
low
Source
synthetic
A gentle conditioning polymer that reduces frizz and static in hair without heavy buildup, but may not suit very fine or low-porosity hair.
Irritation
low
Source
synthetic
Film Former
POLYQUATERNIUM-4/HYDROXYPROPYL STARCH COPOLYMER
A gentle film-forming polymer that smooths hair and reduces static without heavy buildup.
Irritation
low
Source
semi-synthetic
Polyquaternium-40 is a gentle conditioning polymer that helps reduce frizz and static while improving the feel of hair and skin, but it may cause buildup with frequent use.
Irritation
low
Source
synthetic
A gentle conditioning polymer that smooths hair and skin without heavy buildup, but offers limited active benefits.
Irritation
low
Source
synthetic
A gentle, film-forming polymer that smooths hair and skin without heavy buildup, making it a versatile choice for sensitive scalps and fine hair.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and reduces flyaways without heavy buildup.
Irritation
low
Source
synthetic
Polyquaternium-46 is a gentle, film-forming polymer that helps reduce frizz and static in hair while adding a silky feel, but it may cause buildup with frequent use.
Irritation
low
Source
synthetic
A gentle conditioning polymer that smooths hair and skin without heavy buildup, ideal for sensitive scalps.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and skin without heavy buildup, ideal for sensitive scalps.
Irritation
low
Source
synthetic
Polyquaternium-50 is a gentle conditioning polymer that helps hair feel soft and smooth without heavy buildup, and it's generally well-tolerated on skin.
Irritation
low
Source
synthetic
A gentle, synthetic humectant that mimics the skin's natural moisturizing factors, offering lasting hydration without stickiness.
Irritation
low
Source
synthetic
A gentle, film-forming polymer that smooths hair and reduces static without heavy buildup.
Irritation
low
Source
synthetic
A gentle, film-forming polymer that smooths hair and reduces static without heavy buildup.
Irritation
low
Source
synthetic
Polyquaternium-54 is a gentle, film-forming polymer that helps reduce frizz and static while improving the feel of hair and skin.
Irritation
low
Source
synthetic
Polyquaternium-55 is a synthetic conditioning polymer that helps reduce static, smooth hair, and improve the feel of rinse-off products without heavy buildup.
Irritation
low
Source
synthetic
Polyquaternium-56 is a gentle synthetic polymer that helps hair feel smooth and reduces frizz without heavy buildup.
Irritation
low
Source
synthetic
Polyquaternium-57 is a gentle synthetic polymer that smooths hair and skin by forming a thin, flexible film, but it may cause buildup with frequent use.
Irritation
low
Source
synthetic
Polyquaternium-6 is a reliable antistatic polymer that smooths hair and reduces flyaways, but it can build up on fine or low-porosity hair over time.
Irritation
low
Source
synthetic
Polyquaternium-60 is a gentle conditioning polymer that helps reduce frizz and static while improving the feel of hair and skin without common irritation.
Irritation
low
Source
synthetic
Polyquaternium-61 is a gentle conditioning polymer that reduces static and improves feel in hair and skin products.
Irritation
low
Source
synthetic
Polyquaternium-62 is a gentle synthetic polymer that smooths hair and reduces flyaways without heavy buildup.
Irritation
low
Source
synthetic
A gentle synthetic polymer that helps hair feel soft, reduces frizz, and protects color without heavy buildup.
Irritation
low
Source
synthetic
Polyquaternium-64 is a gentle conditioning polymer that helps detangle hair and improve skin feel without heavy buildup.
Irritation
low
Source
synthetic
Polyquaternium-65 is a gentle conditioning polymer that smooths hair and skin without heavy buildup, making it a popular choice for sensitive scalps and daily use.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and skin without heavy buildup, but may not suit very fine or low-porosity hair.
Irritation
low
Source
synthetic
Polyquaternium-67 is a gentle conditioning polymer that smooths hair and skin without heavy buildup, making it a popular choice for sensitive scalps and fine hair.
Irritation
low
Source
synthetic
Polyquaternium-69 is a gentle synthetic polymer that smooths hair and reduces static without heavy buildup, making it a good choice for fine or easily weighed-down hair.
Irritation
low
Source
synthetic
Polyquaternium-7 is a gentle conditioning polymer that helps reduce frizz and static in hair without heavy buildup, making it a common choice in shampoos and conditioners.
Irritation
low
Source
synthetic
Polyquaternium-70 is a gentle, film-forming polymer that smooths hair and skin without heavy buildup, making it a solid choice for sensitive scalps and dry hair.
Irritation
low
Source
synthetic
Polyquaternium-71 is a gentle conditioning polymer that smooths hair and skin without heavy buildup, making it a good choice for fine hair and sensitive skin.
Irritation
low
Source
synthetic
Polyquaternium-72 is a gentle conditioning polymer that helps reduce frizz and static in hair without heavy buildup.
Irritation
low
Source
synthetic
A gentle synthetic polymer that smooths hair and skin by forming a light, non-sticky film, with low irritation potential.
Irritation
low
Source
synthetic