Is herbalife safe while nursing?

Vitamins: When supplemental Vitamin A is added to the prenatal vitamin, overdose can occur in as little as 4 times the regular dose. If Vitamin A is consumed in amounts greater than 10,000 IUs, liver toxicity or fetal birth defects can occur. High dose vitamin E in women were 70% more likely to give birth to a baby with a heart defect. Be careful which vitamins you take.