Figure 1
From: Food fortification for bone health in adulthood: a scoping review

Nutrients added to foods and tested for bone effects: results of a scoping review from 1996 to 2015. Number of included studies distributed according to the added nutrients. Out of 360 articles, 24 studies, 6 and 18 in adults less than and ⩾50 years, respectively, met the predetermined following criteria: human study in adults ⩾18 years; original trial testing fortified foods over time, with specific bone outcomes measured pre- and post intervention.