Chapter

Sodium

From Human Nutrition by Human Nutrition

Concepts

1. Sodium Functions

   "Sodium is vital not only for maintaining fluid balance but also for many other essential functions. In contrast to many minerals, sodium absorption in the small intestine is extremely efficient and i

2. Sodium Imbalances

   "Sweating is a homeostatic mechanism for maintaining body temperature, which influences fluid and electrolyte balance. Sweat is mostly water but also contains some electrolytes, mostly sodium and chlo

3. Dietary Sodium

   "The IOM has set an Adequate Intake level for sodium for healthy adults between the ages of nineteen and fifty at 1,500 milligrams per day. Table salt is approximately 40 percent sodium and 60 percent

4. Food Sources

   "Most sodium in the typical American diet comes from processed and prepared foods. Manufacturers add salt to foods to improve texture and flavor, and also as a preservative. The amount of salt in simi