Every night I take two tablespoons, inspired by Seth Roberts, who is up to four and within my sights. This is not good for my weight but it is very good for my heart, my brain, and my gums. For most people the value of the dose should be strongly positive. The Omega-3 ingredient has a scientific consensus in its favor, with no evidence for negative side effects. Here are Seth’s posts on the topic.
By the way, Seth’s The Shangri-La Diet is now out in paperback.