It is recommended that individuals taking more than 50 mcg (2, 000 IU) vitamin D per day have their blood levels monitored.
Vitamin D3 liquid: CAUTION: Accidental overdose of liquid Vitamin D products can lead to serious adverse side effects in infants. THIS PRODUCT IS NOT INTENDED FOR INFANTS. The recommended daily dose of Vitamin D for infants is 10 mcg (400 IU). This product delivers 25 mcg (1, 000 IU) of vitamin D per serving. It is recommended that individuals taking more than 50 mcg (2, 000 IU) vitamin D per day have their blood levels monitored. If you are pregnant or lactating, have any health condition or are taking any medication, consult your health professional before use.