...found bone density was better in regular drinkers than non-drinkers.
But the team added that plant hormones in the beer rather than the alcohol may be responsible for the effects.
Experts urged caution, warning that drinking more than two units of alcohol a day was known to harm bone health.
Women defined as "light" or "moderate" beer drinkers, covering consumption of up to 280 grams of alcohol a week - equivalent to up to five units a day, were found to have superior bone density to non-drinkers.
The findings echo those from earlier research projects, including one conducted at St Thomas' Hospital in London, which suggested that drinking an average of eight units a week of alcohol could be beneficial.
http://news.bbc.co.uk/2/hi/health/8201899.stm">Moderate drinking 'boosts bones'