Journal of Public Health Dentistry. They looked for an association between the alcohol consumption and the number of teeth older people had. It was noted that women who consumed 1-14 drinks, or more per week, lost fewer teeth than those who abstained from alcohol. It did not matter which type of alcohol they drank (wine or spirits). The result for men was a little different. Only men who preferred beer had more teeth than those that abstained from alcohol. The amount need to save your pearly whites was 6 drinks per week, or just under a standard six-pack.
Don't change your electric toothbrush for a six-pack just yet. There were a few limitations to this study. Alcohol consumption is still a major risk factor for oral cancer. This is mainly due to toxic affects of acetaldehyde, a major by product when your body breaks down alcohol. People with fewer teeth were noted to have other contributing factors for tooth loss: older, lower socioeconomic status, smoked and had a sedentary lifestyle. Regardless, once again science has shown that craft beer and be good for your health.