Well maybe not cure per se, but at least effective treatment to reduce the duration and severity of the viral cold at least. Austrian researchers have reported on the results of a randomized, double-blind, placebo-controlled trial involving 211 patients suffering from early symptoms of the common cold. [ link ] Treatment of the non-placebo group involved using a nasal spray containing carrageenan (a sulphated polysaccharide found in red seaweed/algae) three times per day for 7 days. Cold…