Black Stools Caused by Food or Supplements. A black stool could be caused by food, supplements, medication, or minerals. Iron supplements, taken alone or as part of a multivitamin for iron-deficiency anemia, may cause black stools or even green stools. Foods that are dark blue, black, or green may also cause black stools.
1 A more elaborate bachelorette party can cost $150 to $300 per person. 2  Food ideas include: hiring a personal chef to come to the host's home and cook a gourmet meal or a five-course meal at an upscale hotel or resort or a meal at French restaurant or a trendy urban spot.
1 The Graphic Cocktails Invitation is custom printed and costs $55 for 25 invitations, at a cost of $2.20 each.  Renting a cocktail reception venue, such as a restaurant or a catering hall, typically costs $50-$2,500 depending on seating allowance and amenities.