We realize that many of you might have questions related to the nutritional value and precautions when it comes to sodium consumption.  Here is the collection of the links containing useful information about salt.

US Government's guidelines on nutrition as it relates to salt consumption
http://www.nutrition.gov/nal_display/index.php?info_center=11&tax_level=2&tax_subject=388&topic_id=1667&placement_default=0

Informative reference from NY Times on salt consumption
http://health.nytimes.com/health/guides/nutrition/sodium-in-diet/overview.html

Information about salt from the American Heart association
http://www.americanheart.org/presenter.jhtml?identifier=4708

Interesting facts about creation of the caramel candy can be found here:
http://en.wikipedia.org/wiki/Caramel