The HSN (Harmonized System of Nomenclature) code for toothpaste is 3306. This heading includes preparations for oral or dental hygiene, including dentifrices (toothpaste), mouthwashes, and similar preparations.
Here is a description:
33: Essential oils and resinoids; perfumery, cosmetic or toilet preparations
06: Preparations for oral or dental hygiene, including denture fixative pastes and powders; thread used for cleaning between the teeth (dental floss), in individual retail packages
Specifically, toothpaste can be classified under:
3306.10: Dentifrices (toothpastes)
For GST purposes in India, the GST rate for goods classified under HSN code 3306.10 is generally 18%.