Forms of N2O used for recreational use and their current online cost
| Container | Example brands | Quantity | Canister equivalent | Price per item online |
| Standard canister | ProWhip, Liss, iSi, Mosa, iSi-Sparkwhip, Best Whip | 8 g | 1 | £0.20–£0.60 |
| Double canister (less common form) | Best Whip | 16 g | 2 | £0.60–£1.80 |
| Standard cylinder | Smartwhip, Fastgas, Cream Deluxe, Greatwhip | 580–640 g | 72.5–80.0 | £25–£35 |
| Entonox (50% N2O, 50% O2) | BOC Ltd | 350 L≈350 g N2O | ~44 | £24* |
| 500 L≈500 g N2O | ~62.5 | £33.50* |
*Entonox is not for sale to the general public and is sold to healthcare facilities. The street value of Entonox is unclear.