Schüssler Salts are used as low homeopathic potencies in tablet form.
The 6X potency (1:1,000,000) is usually used. The 12X (1:1,000,000,000,000)
potency is used for calcium fluoratum (calcium fluoride), ferrum phosphoricum
(iron phosphate) and silicea (silicon dioxide). The 3X potency (1:1,000) is
also used.