Cities in ZIP code 38138. The cities below are at least partially located in ZIP code 38138. In addition to the primary city for a ZIP code, USPS also publishes a list of other acceptable cities that can be used with ZIP code 38138. However, if you are mailing something to ZIP code 38138, you should not use any of the cities listed as unacceptable. Choose from the primary or acceptable cities when mailing your package or letter. Primary city: Germantown, TN Acceptable: Memphis Unacceptable:
View full size image. Vitamin B3, also called niacin, is one of the eight B-complex water-soluble vitamins. Niacin has a wide range of uses in the body, helping functions in the digestive system, skin and nervous system.iew full size image. Vitamin B3, also called niacin, is one of the eight B-complex water-soluble vitamins. Niacin has a wide range of uses in the body, helping functions in the digestive system, skin and nervous system.
B-complex support with extra B6. 1  unlike many B vitamin products, B Complex #6 contains the active forms of B vitamins for optimal absorption*. 2  B-Complex #6 contains an optimal balance of essential B vitamins with extra vitamin B6 as pyridoxine and pyridoxal 5'-phosphate. 3  B-Complex #6 is yeast free.