Can fruit juice increase ferrous fumarate absorption?

• Iron is better absorbed by the body when paired with Vitamin C such as orange juice,grapefruit juice or vegetable cocktail
• Ferrous fumarate should be administered with water or juice on an empty stomach

REFERENCE:
http://www.livestrong.com/article/274685-the-best-way-to-take-iron-pills/
http://www.drugs.com/mmx/ferrous-fumarate.html 
Lexicomp