: You must undergo a blood gas study or pulse oximetry test to prove your oxygen saturation is below specific levels (typically 88% or lower).
Yes, you can buy oxygen for home use, but the you can buy depends entirely on whether you have a medical prescription. Medical vs. Recreational Oxygen can you buy oxygen for home use
: These are often sold in portable canisters (like Boost Oxygen ) and typically contain 90%–95% pure oxygen. They do not require a prescription and are intended for athletes or altitude adjustment. How to Get Prescription Oxygen : You must undergo a blood gas study
To legally obtain medical-grade equipment for home use, you must follow a specific process: Recreational Oxygen : These are often sold in
: This is classified as a drug by the FDA. It is 99.2% pure or higher and requires a prescription from a healthcare provider.