This product is an equiaxed crystal oxide mineral spinel group magnetite ore, mainly containing ferric oxide (Fe₃O₄). Mainly produced in Jiangsu, Shandong, Liaoning, Guangdong, Anhui, Hebei and other places. It can be harvested at any time, remove impurities, and choose those with strong iron-absorbing abilities (commonly known as "living Magnetite" or "spiritual Magnetite") for use in medicine. Use raw or quench with vinegar and grind finely.

[Property]

salty, cold. act on heart, liver and kidney channels.

[Efficacy]

setting heart and calming mind, pacifying liver and subduing yang, improving vision, receiving Qi and calming asthma.

1. Used for restlessness, palpitation due to fright, and epilepsy. Magnetite is heavy and settles, entering the heart, and has the effect of setting the heart and calming the mind; the salty taste enters the kidneys, and has beneficial effects on the kidneys. It can protect the true yin, calm the floating yang, and calm the mind. Therefore, it is often used to treat kidney deficiency, up-flaming of liver fire, disturbance of the mind, or failure of mind to keep to its abode, palpitation due to fright, insomnia and epilepsy. Often used together with Cinnabar and Medicated Leaven, such as Magnetite and Cinnabar Pill.
2. For liver yang vertigo. This product enters the liver and kidneys and can not only calm liver yang, but also benefit kidney yin and restrain floating yang. Therefore, it is used to treat ascendant hyperactivity of liver yang, dizziness, vision, irritability and other symptoms, and is often used with Abalone Shell, oyster shell, Peony Root and other pacifying liver and subduing yang drugs can be used together.
3. It is used for liver and kidney deficiency and deafness. This product benefits kidney yin and has the effect of improving vision. Used to treat kidney deficiency, tinnitus, deafness, multiple combinations of medicinals Prepared Rehmannia Root Yellow, Asiatic Cornelian Cherry Fruit, Schisandra Fruit Such as Zuoci's Deafness Pill to nourish the kidneys and ears; for treating liver and kidney deficiency and blurred vision, it can be combined with medicinals Barbary Wolfberry Fruit, White Chrysanthemum Flower , glossy privet fruit and other products that nourish the liver and kidneys and improve vision. In recent years, Magnetite and Cinnabar Pill has been used to treat white internal visual obstruction, which can improve vision.
4. For kidney deficiency panting. This product is beneficial to the kidney, improving qi reception and relieving dyspnea. It is suitable for kidney qi deficiency and deficiency-type dyspnea that cannot be absorbed. It is often combined with Schisandra Fruit and walnut kernel meat. , Tokay Gecko are used equally and have the effect of improving qi reception and relieving dyspnea.

[Documentation]

1. Benjing: "Maintains Zhoubi wind-dampness, pain in the joints... except for severe fever, fullness and deafness."
2. Bencao Gangmu: "Cure various kidney diseases, and unblock ears improving vision."
3. Bencao Congxin: "Cure severe palpitation."
4. Bencao Biandu : "Improving qi reception and relieving dyspnea."

[Usage and Dosage]

Decoction, 15~30g, should be broken into pieces to be decocted first. Take it as pill powder, 1~3g each time. Setting heart and calming mind, pacifying liver and subduing yang are suitable for raw use, improving vision for improving ears and receiving qi for flat ends are suitable for use after quenching with vinegar.

Because it is not easy to digest after swallowing, it should not be taken more than once in pill form. Use with caution if spleen-stomach weakness occurs.

[Modern Pharmacology]

This product is mainly ferric oxide (Fe₃O₄), which contains 31% FeO and Fe₂O₃ is 69%. Still contains manganese, aluminum, lead, titanium, etc. After the fire-forged vinegar is quenched, it mainly contains ferric oxide and vinegar acid iron. Magnetite has a sedative effect on the central nervous system and a tonifying blood effect on iron deficiency anemia.