Strengthening Yin (Preparation of Supreme Yin Sphere)
The practice belongs to the Heavenly Teachers tradition and is related to the preparation of unified Yin sphere. It is directed at developing the art of gathering and sustaining energy, which is also understood as assimilation of the elixir, produced under the influence if yin energy.
According to the Daoist teaching, the Unified sphere allows the human body to produce nine types of elixir. Their conservation corresponds to the notion of Unified Yin sphere, or the ability to store this energy within.
The practice of the regulation of yin energy is also directed at constructing proper energy circulation in women, which differs from the one in men.
There are five levels of the preparation of the Unified Yin sphere:
Distillation through the lower cinnabar field.
Distillation through the middle cinnabar field.
Distillation through the lower and middle cinnabar fields.
Distillation through the upper cinnabar field.
Distillation through the lower, middle and upper cinnabar fields.