Fish are inclined to oxidation; one has to take utmost care after catching them from the ocean. All these factors center around the manufacturing process, because that will be the place where quality could be compromised.
In case you have a sample on hand, look at its ends up close. https://www.Pressadvantage.com/story/66738-phoenix-estate-attorney-libby-banks-pllc-expands-enhances-trusted-legal-services