- Snake fangs are used in boil-cure potion (PS8)
- Snake venom is used in some of Voldemort's potions and possibly involved in the process of making a Horcrux.
- BOOMSLANG PARTS from a type of snake are used in Polyjuice Potion.
- Grass snakes are food for baby Blast-Ended Skrewts (GF13)
Boil-Cure Potion, Voldemort's Potions, Polyjuice Potion