Several different formulas are available for tube feeding. Typically, a formula that provides a complete balanced diet is used. Some formulas are designed to treat a specific deficiency and may contain a single nutrient, such as proteins, fats, or carbohydrates.
Also, specialized formulas are available for people with specific needs. They include the following:
Concentrated formulas with less fluid for people whose fluid intake is limited
Fiber-enriched formulas for people who are constipated
Lactose-free formulas for people who are lactose-intolerant