Can You Take Iron Tablets Before An Endoscopy?

Can You Take Iron Tablets Before An Endoscopy? Can you take iron tablets before an endoscopy? Beginning 5 days before your procedure, please avoid taking iron supplements (or multi-‐ vitamin containing iron); or Vitamin E, Fish Oil/Omega 3, black cohash, ginseng, ginkgo biloba, St. John’s wort, or other herbal preparations until after your procedure. Why