what vitamins should be taken before surgery
These should be continued postoperatively for another couple of weeks. Supplements recommended before and after surgery include: Vitamin A: 10,000â25,000 IU per day, beginning a week before surgery (unless you are pregnant). Vitamin C: 500â1000 mg per day, beginning at least a week before surgery. Bromelain: 500â1000 mg per day, beginning a week before surgery.