Oral intake of vitamin B3 could potentially help prevent acute kidney injury that affects 30-40 per cent of all hospitalised adults in the low-income countries suggests a study led by a researcher of Indian-origin. Acute kidney injury an often fatal condition without a specific treatment causes a build-up of waste products in the blood and an imbalance of fluids throughout the body. The findings showed that levels of nicotinamide adenine dinucleotide (NAD+) -- the end result of vitamin B3 after it is ingested -- declines in cases of acute kidney injury. We were able to detect a drop in NAD+