DHA (docosahexaenoic acid) is a long-chain omega-3 essential fatty acid. The word "essential" in human nutrition means you need to eat it, since you cannot make it. The cells of the brain and retina are 50% fatty acids by weight, and half of that is DHA. Half! This means one quarter of your brain and retina by weight is DHA. You can see where we are going with this. If your intention is to heal and regenerate damaged tissues in your retina, a critical raw material your body will need to grow new cells is DHA. You need DHA. We discussed the minimum daily dose studies recommend, and some good sources.In this episode the topic is the product Vitality Boost HA, as well as other mineral supplements. We often lack in essential minerals and even if we eat mineral rich foods it often is not enough to keep our levels up. Dr. Miller goes into some depth regarding the types of minerals we need and how to build a working knowledge of where to find what you need.