Fish are given to oxidation; one has to take utmost care after catching them from the ocean. All these factors center around the manufacturing process, because that may be the place where quality can be compromised.
During a sample on hand, look at its ends up close. https://WWW.Pressadvantage.com/story/66110-phoenix-s-esteemed-probate-attorney-the-law-office-of-libby-banks-expands-services-to-include-asset-