Global nutrition firm Glanbia has announced that it is to acquire the US functional snack bar firm ThinkThin for $217 million. ThinkThin offers a range of protein enriched bars targeted at lifestyle consumers, primarily distributing its products in food, natural and mass retail channels in the US, Glanbia said in a statement. Net sales for the 12months to the end of September 2015 were $84 million, and the company saw a …