Intravenous vitamin boosts are the latest health fad in Japan . Registered nurses and doctors administer the drips at Tenteki , but there 's no conclusive medical evidence to back up the health claims . Score: 7 Nutritionists warn of vitamin overdose from high quantities of supplements . Vitamin injections are popular among celebrities and businessmen for fatigue .
Intravenous vitamin boosts are the latest health fad in Japan . Score: 7 Nutritionists warn of vitamin overdose from high quantities of supplements . Vitamin injections are popular among celebrities and businessmen for fatigue .