Good news if you already consume tuna on a regular basis, itâs high in niacin compared to many other foods. Itâs also a good source of omega-3s as well as protein. There are concerns about the mercury content, so you may not want to rely on tuna for your daily niacin consumption, but itâs nice to have once in awhile. Serving Size (100 grams), Niacin (5.8milligrams), 184 calories.
At the end of the spinal column is the coccyx or tailbone. Most people have 33 vertebrae in total, although there may be 32 or 34. Variations are usually found in the lumbar or sacral regions.
The base of the spine. Tail boneThe coccyx is the last segment of the base of the back bone, its also known as the tailbone.The coccyx is a vestigial tail and is the last section of the spinal column.The coccyx (or tailbone) is located at the bottom of the pelvis, in between the glutes (or butt cheeks) .