Why Atlantic Cod Fish Oils Are a Poor Source of Omega 3's

Vitamin A - Why Atlantic Cod Fish Oils Are a Poor Source of Omega 3's

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Don't buy cod fish oil to get your omega3s. There are much better choices, today. This article covers why using the Atlantic Cod as a source of omega3s is a bad idea.

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Vitamin A

The North Atlantic is heavily polluted with mercury, Pcbs and dioxins. Mercury poisoning has occurred due to eating fish contaminated with it. Since it is in the water, it is in the fish.

The Atlantic Cod and similar species feed on smaller fish. Because of this, the attentiveness of contaminants increases over the policy of the fish's life. Adults would have a higher attentiveness of contaminants and their livers would be particularly contaminated, because the liver is the dumping ground for heavy metals.

Most cod fish oil is advertised as cod-liver oil, but it is literally derived from the entire body. A large shop for fish meal exists. It is used in animal feed and to fortify inevitable foods. In order to make the meal, the fishes are ground up and the oils are removed. So, what you literally have is a byproduct of fish-meal production.

From there, the oils will need to be distilled and refined. The act of distillation reduces contaminants, but also reduces the nutritional value. While heavy metals are literally removed with the process, chemical contaminants like Pcbs and dioxins may still be present. Manufacturers are not required to test each batch for contamination.

But, assuming that the oils have been purified, there is still a risk linked with cod fish oil. It contains retinol, the animal form of vitamin A.

Retinol is toxic at high doses. It causes birth defects. Quarterly intake of excessive amounts of vitamin A is linked with osteoporosis and bone fractures. Vitamin A competes with vitamin D for absorption and it interacts with parathyroid hormone which regulates calcium absorption. It has been estimated that 75% of habitancy in industrialized countries take in more than the recommended daily reduction of retinol on a Quarterly basis.

If vitamin A supplementation is desirable, it is best to take beta-carotene, the vegetable form. Beta-carotene is non-toxic. The body converts it on an as-needed basis to retinol. It is not inherent to get too much beta-carotene in the diet.

From an environmental standpoint, taking cod fish oil is not recommended because of over-fishing. The popularity of exact species as food sources has rendered their populations unsustainable. Depletion of one habitancy often affects other populations that feed on it, as well as the entire underwater ecosystem. habitancy don't often comprehend how much life on earth depends on life in the oceans.

Right now, the best choices for supplement manufacturers are species such as anchovy and hoki. They are small, reproduce fast and are low on the food chain. They feed, to a great extent, on sea algae, with is rich in Dha, an foremost omega3 fatty acid.

The builder should certify that their products are free of contaminants and rich in omega3 fatty acids. So, that's why you shouldn't buy cod fish oil. Spread the word and save the species.

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