Here’s a product that might interest you. I use the PortionMate rings in my office to help clients visualize portions for better estimating calorie needs. Visit their website at http://portionmate.com/ or read below for some more information. Let us know what you think by leaving a comment.

Product Description:

• PortionMate™ is a set of six color-coded cylinders with volumes from largest diameter to smallest diameter, 1 cup (Green), 3 ounce (Red), 3/4 cup (Yellow), 1/2 cup (Orange), 1/3 cup (Blue), and 1 ounce (Purple).  A FREE detailed 64 page Nutrition and Meal Planning Guide, reviewed by registered dietitians is included with each set.