noun
hypervitaminosis
Medical term for a condition caused by excessive intake of vitamins, often fat-soluble ones like A or D.
ビタミン過剰症は、サプリメントの過剰摂取で起こることがある。
Hypervitaminosis can occur from excessive intake of supplements.
ビタミン欠乏症 is vitamin deficiency, the opposite condition.
Compound of ビタミン (vitamin), 過剰 (excess), and 症 (condition/syndrome).