A synthetic bonding agent that helps nail products stick better, but may cause irritation in sensitive individuals.
Irritation
moderate
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 synthetic bonding agent that helps nail products stick better, but may cause irritation in sensitive individuals.
Irritation
moderate
Source
synthetic
A strong synthetic adhesive for nails and lashes, but can cause irritation if misused or if you have a sensitivity.
Irritation
moderate
Source
synthetic
Ethyl cyanoacrylate is a strong adhesive used in nail products; it is not a skincare ingredient and can cause skin irritation or allergic reactions with direct contact.
Irritation
moderate
Source
synthetic
HEMA is a common nail ingredient that can cause allergic reactions in some people, so patch testing is recommended.
Irritation
moderate
Source
synthetic
A strong, fast-drying adhesive used in nail and lash products; effective but can cause skin irritation or allergic reactions in some people.
Irritation
moderate
Source
synthetic
Methacrylic acid is a strong synthetic monomer used in nail products and adhesives; it can be irritating and is not a typical skincare ingredient.
Irritation
high
Source
synthetic
A synthetic ingredient that strengthens nail coatings but may cause skin irritation or allergic reactions in sensitive individuals.
Irritation
moderate
Source
synthetic
A synthetic film-former found mainly in nail and lash glues; effective but can be a skin sensitizer for some people.
Irritation
moderate
Source
synthetic
A synthetic crosslinker used in nail products; potential skin sensitizer and not for leave-on facial skincare.
Irritation
moderate
Source
synthetic
This is an industrial adhesive ingredient, not a skincare active; it may cause skin irritation and is best avoided in leave-on products.
Irritation
high
Source
synthetic