Flax oil is a great supplement but it won't help you with constipation unless you take large quantities, which is not recommended.

Ground flax seed - make sure it's in the refrigerated when you buy it - will definitely help with constipation and so will high fiber vegetables like spinach and other leafy greens.

Here's a couple of links to using flax:

http://forum.lowcarber.org/showthre...&highlight=flax

http://forum.lowcarber.org/showthre...&highlight=flax

Karen