The short answer. Buying and using cream chargers to whip cream is legal in Canada. Nitrous oxide is explicitly listed by Health Canada as a permitted food additive — a pressure dispensing agent for unstandardized foods. The restriction is on purpose, not on the gas: nitrous oxide sold or supplied for people to inhale is regulated as a drug and requires market authorisation, which these products do not have.
What the regulations actually say
Nitrous oxide appears in Health Canada's List of Permitted Food Additives with Other Accepted Uses at item N.2. The entry reads, in full:
Nitrous Oxide — Unstandardized foods — Pressure dispensing agent — Good Manufacturing Practice
That list is not guidance. It is incorporated by reference into the Marketing Authorization for Food Additives with Other Accepted Uses (SOR/2012-209), made under the Food and Drugs Act — so the entry has legal force. "Good Manufacturing Practice" as a maximum level means there is no numeric cap; you use the amount the job needs.
Two practical consequences follow. Whipping cream with a food-grade charger is a permitted use of a permitted additive. And the gas itself is not a controlled substance in Canada — it is not scheduled under the Controlled Drugs and Substances Act.
Where the line actually is: the DIN
The distinction Canadian law draws is about what the product is sold for.
- Sold as a food additive — to charge a dispenser and whip cream — it is a food product, governed by the food additive rules above.
- Sold for human inhalation — it is a drug. Drugs sold in Canada require a Drug Identification Number (DIN), which means Health Canada has reviewed them for safety, efficacy and quality.
Nitrous oxide chargers marketed for inhalation have no DIN, because no one has submitted them for that review. That is why Health Canada has issued recalls of cream charger products under the heading "Sold for Inhalation Without Market Authorization (DIN)" — including flavoured charger lines from several brands. Health Canada's position is that it has not reviewed those products for safety, efficacy or quality and that they could be contaminated in ways that create additional risk when inhaled.
Read the trigger carefully, because it is widely misreported. Those recalls were not issued because nitrous oxide is illegal. They were issued because specific products were being marketed for inhalation without the authorisation that use requires. The same gas, sold and labelled for food preparation, remains a permitted food additive.
Is it legal to buy cream chargers in Canada?
Yes, for culinary use. There is no federal licence required to buy food-grade nitrous oxide for food preparation, and no federal age limit written specifically for cream chargers. Responsible retailers — ourselves included — apply an 18+ policy as a matter of practice rather than because a federal statute sets that number, and provinces and municipalities can and do add their own rules. If you are buying for a business, your provincial food-safety and workplace rules on compressed gas also apply.
What we will and will not sell
We sell food-grade nitrous oxide for whipping cream, foams, espumas and rapid infusions. We do not sell it for inhalation, we do not market it for inhalation, and we will not knowingly supply an order we believe is intended for inhalation. Every order requires confirmation that the buyer is 18 or over and is purchasing for lawful food preparation.
That is not only a legal position, it is the whole basis on which this category is lawful at all. A supplier who blurs it puts its customers and itself on the wrong side of the line described above.
The health side, stated plainly
Health Canada has publicly warned consumers not to inhale nitrous oxide recreationally. Inhaling it displaces oxygen, and repeated use is associated with serious harm including nerve damage from vitamin B12 depletion. If you are looking for information about recreational use, this is not the right page and we are not the right supplier — but please read Health Canada's advisory rather than nothing.
Sources
Health Canada, List of Permitted Food Additives with Other Accepted Uses, item N.2, incorporated by reference into the Marketing Authorization for Food Additives with Other Accepted Uses (SOR/2012-209), under the Food and Drugs Act. Health Canada recalls and safety alerts published at recalls-rappels.canada.ca, including notices headed "Nitrous Oxide Chargers: Sold for Inhalation Without Market Authorization (DIN)" and Health Canada's advisory warning consumers not to inhale nitrous oxide recreationally.
This page is general information, not legal advice. Regulations change and the permitted-additives lists are amended; check the current list on Health Canada's site, and take your own advice before relying on any of this commercially.
Related: our disposal and recycling guide for what to do with an empty cylinder, and our compliance page for how we operate.
Common questions
Is nitrous oxide legal in Canada?
Yes, as a food additive. Health Canada lists nitrous oxide at item N.2 of the List of Permitted Food Additives with Other Accepted Uses, as a pressure dispensing agent for unstandardized foods at Good Manufacturing Practice levels. It is not a controlled substance under the Controlled Drugs and Substances Act. Selling it for human inhalation is a different matter and requires a Drug Identification Number, which these products do not have.
Is NOS illegal in Canada?
The gas itself is not illegal and is not scheduled as a controlled substance. What is prohibited is selling or supplying it for inhalation without market authorisation. Health Canada has recalled cream charger products specifically on the ground that they were sold for inhalation without a DIN.
Are cream chargers legal to buy in Canada?
Yes, for culinary use. No federal licence is needed to buy food-grade nitrous oxide for food preparation. Responsible retailers apply an 18+ policy as a matter of practice, and provincial or municipal rules may add requirements.
Why did Health Canada recall some cream chargers?
Because those specific products were being sold for inhalation without market authorisation. Products intended for human inhalation are regulated as drugs and need a Drug Identification Number, meaning Health Canada has reviewed them for safety, efficacy and quality. The recalls were about how the products were marketed, not about nitrous oxide being unlawful in food.
Is there an age limit for buying cream chargers in Canada?
There is no federal age limit written specifically for cream chargers. We apply an 18+ policy and require confirmation of it on every order, as a matter of responsible practice rather than because a federal statute sets that number. Provincial and municipal rules can add their own requirements.
Do I need a licence or permit to use cream chargers in a commercial kitchen?
Not for the nitrous oxide itself as a food additive. Your normal provincial food-safety obligations apply, and workplace rules on storing and handling compressed gas cylinders will apply to the larger formats. Check with your provincial regulator.
Is food-grade nitrous oxide the same as medical nitrous oxide?
No. Medical nitrous oxide is a drug, carries a DIN and is produced and regulated for human inhalation. Food-grade nitrous oxide is a food additive produced for food use and is not authorised for inhalation. They are different products under different regulatory regimes.
Which format is right for you?
All formats are the same permitted food additive. They differ enormously in price: see 8g vs 640g vs 2kg, costed per charge.