Otherwise, Jane and Doggie have given you the best alternatives, whether he's registered or not.
To those on Atkins or thinking about it .....
..... Last night I pinged some of you to a thread about the diet .... the title is very negative but many jumped on the thread to defend the Atkins plan and there are some excellent comments.
Of special interest are posts #4 and #53, talking about lo-carb ice cream, frozen yogurt, etc.