In a nutshell:
Vanadium is important for the growth of bones and cells.
The human body contains about 100 µg vanadium. It is an essential trace element. Its role is to support the various functions of the enzymes in the body. Vanadium is needed for the growth of bones and cells.
Requirement, deficiency, oversupply:
At present little is known about the body's requirement for vanadium. It is unknown how much, if any amount at all, needs to be consumed by the body.
Vanadium deficiencies are unknown in human beings.
Too much vanadium can affect the gastrointestinal tract and cause green-black discolouring of the tongue.
Vanadium in Food:
Vanadium sources include dill, fish meat, olives, vegetable oils, radishes and wheat.
The Complete Book of Food Counts, 9th Edition: The Book That Counts It All
Prescription for Nutritional Healing, Fifth Edition: A Practical A-to-Z Reference to Drug-Free Remedies Using Vitamins, Minerals, Herbs & Food Supplements, Phyllis A. Balch CNC