Soy, soy: the great big marketing ploy?

By Sarah Berry
Updated October 26 2012 - 3:08pm, first published September 27 2012 - 2:54pm
Soy products have long been been touted as healthful - but controversial new evidence suggests otherwise.
Soy products have long been been touted as healthful - but controversial new evidence suggests otherwise.

Soy has become serious business in the past 50 years. It's been sold as the dream alternative to dairy; silky smooth and sans all the saturated fat.