The Tone LUX Sapphire Ketone readings are estimates and

Ketone readings are estimates and may vary based on breathing technique

See the Frequently Asked Questions about the Tone

Proper Use

The problem isn’t your effort

The Tone LUX Sapphire Ketone readings are estimates andResearch Supported Light Therapy Tone LUX devices use clinically studied red and near infrared wavelengths that have been widely researched for their potential to support cellular energy production, skin wellness, and recovery. Red light therapy works by delivering light energy to the mitochondria within cells, helping support natural cellular processes. This technology is widely used by athletes, wellness professionals, and clinics as part of modern