10/11/2026
5 Sources of Supplemental Oxygen: What Makes Each Different?
From portable oxygen canisters to hyperbaric chambers, supplemental oxygen can be delivered in different ways.
Liquid oxygen supplements: Products marketed as “liquid oxygen” that do not directly supply molecular oxygen to the bloodstream.
Canned oxygen: A portable source intended for brief use.
Oxygen bars: Short oxygen-inhalation sessions in a wellness setting.
HBOT: Oxygen delivered in a pressurized chamber for specific medical indications.
EWOT: Exercise combined with supplemental oxygen.
Why EWOT stands out: It integrates supplemental oxygen with physical activity, combining two elements in one workout.
Each approach has different uses, limitations, and cost considerations. Knowing the differences is an important first step when comparing options.
https://optimalbreathing.com/blogs/oxygen/supplemental-oxygen-major-sources