These are naturally derived polymers commonly added to hair care products.

Naturally derived polymers are often used for thickening of hair care products.

Carboxymethyl hydroxyethyl cellulose
Carboxymethyl hydroxypropyl guar
Cellulose
Ethyl cellulose
Hydroxybutyl methylcellulose
Hydroxyethylcellulose
Hydroxymethylcellulose
Lauryl Polyglucose