Do blue potatoes get their color from iodine reacting with starch

Subject: Do blue potatoes get their color from iodine reacting with starch

Date: Fri Jun 29 12:19:29 2001
Posted by Peter
Grade level: nonaligned School: No school entered.
City: San Leandro State/Province: CA Country: USA
Area of science: Botany
ID: 993831569.Bt

Message:


Blue Potatoes and Blue corn are both starchy vegetables with a deep purple blue 
color.  One way I know to turn a starchy vegeatable blue is with iodine.  Is 
naturally occuring iodine responsible for the blue color in these vegetables?

Re: Do blue potatoes get their color from iodine reacting with starch

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