The 7 Best Pulse Oximeters of 2022 for At-Home Use Aug 15, 2022 · Before you run out and buy a pulse oximeter, you should consult with your doctor. However, there is a standard range of normal when it comes to saturation readings, your specific range may vary based on your medical condition. “A pulse oximeter reading of an oxygen saturation more than 90% is good for most people,” says Dr. Dass.