The vibration of the Solfeggio 174 Hz tuning fork is regarded as the frequency of earth energy and should have a soothing effect on the sensation of pain.

The vibration of the Solfeggio 285 tuning fork is regarded as the frequency of regeneration. It has been ascribed to the ability to support the healing process of physical injuries positively.

The frequency of the Solfeggio MI tuning fork stands for transformation, miracles, and DNA healing.

The frequency of the Solfeggio RE tuning fork should help to undo situations, process traumas, and facilitate change.

The frequency of the Solfeggio UT tuning fork should help release feelings of guilt, fear, and negative blockages.