orthomolecular

adjective

1. being or pertaining to the treatment of disease by increasing, decreasing, or otherwise controlling the intake of natural substances, especially vitamins.Compare megavitamin(def 1).

adj.

1. Of, relating to, or being a theory holding that mental diseases or abnormalities result from various chemical imbalances or deficiencies and can be cured by restoring proper levels of chemical substances, such as vitamins and minerals, in the body.