Question about mercury poisoning in tuna

Discussion in 'General Chat' started by SunHunter, Nov 2, 2008.

  1. #1
    Okay, I was wondering...


    If you eat chunky light canned tuna or whatever you call it, your supposed to limit to two cans a week. The question I have is:

    If you eat 25 cans in one week is it very likely you will get mercury poisoning or is it more common if you have 2 cans a day for a long period of time?

    So is it caused by short term or long term consumption?

    For instance, I noticed some people do a tuna + water diet...
     
    SunHunter, Nov 2, 2008 IP
  2. lycos

    lycos Well-Known Member

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    #2
    I think both short term and long term consumption has its equally harmful effect. If you are worried about it, then just reduce the consumption even further. Nothing worth taking the risk to find out.
     
    lycos, Nov 2, 2008 IP
  3. gwydion

    gwydion Peon

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    #3
    Mercury is a cumulative poison, it remains in your body all the time. So it doesn't matter whether you take it all in one go or slowly over a period of time. What it will affect is when you first notice symptoms.
     
    gwydion, Nov 2, 2008 IP
  4. DME_David

    DME_David Banned

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    #4
    Depends where you live. If you live the USA then you can eat all the tuna you can get your hands on. The FDA in the USA does not allow mercury levels to be passed 1ppm. And most tuna has .34ppm levels of mercury. This is hardly anything. Really, if you are pregnant then you should stay away regardless from tuna...
     
    DME_David, Nov 2, 2008 IP
  5. scubita

    scubita Peon

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    #5
    Are you going to poison someone or what? :D
     
    scubita, Nov 2, 2008 IP
  6. SunHunter

    SunHunter Well-Known Member

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    #6
    I guess I chose the wrong community to ask a serious question. Maybe it will be funnier when you hear on the news I died? Thanks a lot guys...really helpful :p

    Honestly though I am asking a question and am hoping for an answer. Anyone can say just don't eat so much tuna then, even a five year old can figure that out, but the question is there and I'd hope I can get an answer abided to it.
     
    SunHunter, Nov 2, 2008 IP
  7. FreekyEiGht

    FreekyEiGht Peon

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    #7
    lol interesting question. I never really thought about that but that is a lot of tuna to consume in a week. I would just be safe and eat something other then tuna in a can all the time.
     
    FreekyEiGht, Nov 2, 2008 IP
  8. SunHunter

    SunHunter Well-Known Member

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    #8
    Well tuna in a can contains less mercury then that of not in a can doesn't it? I know that white tuna canned or something like that is a lot more potent for mercury then light/chunky tuna in water in a can but they all are harmful.

    I thought it'd be a long term thing like a can or two a day for ten or twenty years.

    Considering eating just tuna for a few months :D
     
    SunHunter, Nov 2, 2008 IP
  9. jellybeanz

    jellybeanz Peon

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    #9
    You need to limit how much seafood you eat, because seafood(fish, abalone, oysters) absorb high levels of mercury.
     
    jellybeanz, Nov 2, 2008 IP
  10. SunHunter

    SunHunter Well-Known Member

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    #10
    I never knew this.

    Not trying to be an ass but this is why I should not have bother posting at a webmaster forums general chat. I would not have mentioned mercury poisoning if I did not know this...there is a different question at hand.

    :)
     
    SunHunter, Nov 2, 2008 IP
  11. desertst0rm

    desertst0rm Peon

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    #11
    Eating too much fish not only canned tuna cause the mercury poisoning.

    Don't think of it too much, Everything you eat nowadays is poisoning your body slowly. Before eating vegetables will make you live longer, now vegetarians life are shorter due to the chemicals and fertilizers sprayed on them.
     
    desertst0rm, Nov 2, 2008 IP
  12. SunHunter

    SunHunter Well-Known Member

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    #12
    Yes, this topic is specific to tuna, however as I said in this thread:

    "Well tuna in a can contains less mercury then that of not in a can doesn't it? I know that white tuna canned or something like that is a lot more potent for mercury then light/chunky tuna in water in a can but they all are harmful."


    I guess I won't find any health experts around here? This whole study on mercury has very little to back it up. While it is true that mercury poisoning is harmful and there is mercury in fish, not really any deaths have been linked directly to seafood. I really think it's just over hyped.

    Back to the original question:

    "So is it caused by short term or long term consumption?"

    I think it's long term though as it's caused by a build up of mercury over time...early signs like loss of hearing, sight, or memory can notify you that you may have mercury poisoning. Yes, I did my research...
     
    SunHunter, Nov 2, 2008 IP
  13. magda

    magda Notable Member

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    #13
    What research are you quoting to claim vegetarians are shortening their lives?
     
    magda, Nov 2, 2008 IP
  14. alexa_s

    alexa_s Peon

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    #14
    Rarely, if ever, have I seen so many expert opinions offered by people with such little understanding of the basic fundamentals of toxicology.

    The position with mercury is the same as the position with any other heavy metal toxin, in that there's a limited amount of it that the body can excrete per day, the accumulation of toxic levels is gradual over the long term, and it depends on the accretion of quantities per day in excess of what the body can excrete in a day. It's no more complicated to understand than that.

    The answer to the original question is that it's caused by the long-term accumulation of small daily excesses. If you're eating mercury-contaminated fish, you'll do yourself less harm in the long run from eating 2 tins a day for 12 days (because you'll excrete some of it each day) than from eating 24 tins all in one day (if you do that, you'll excrete about the same amount as you would have excreted from eating 2 tins, and the mercury from the remaining 22 tins will be stored and no longer excretable, though it will take a very long time and a whole lot more mercury than that for it do you any harm).

    The unanswered question is why people who don't understand any basic biology, physiology or toxicology always want to answer forum questions like this and give their ill-informed "opinions"? :mad:
     
    alexa_s, Nov 2, 2008 IP
  15. desertst0rm

    desertst0rm Peon

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    #15
    I have read it in a newsweek or asiaweek magazine. I also know a lot of people who only eats vegetable is already 6feet under. It's like drinking a very little amount of pesticides a day. Since they only eat vegetables they are eating more vegtables to get their stomach full. Plants don't perspire so how do you think they get rid of this pesticides?
     
    desertst0rm, Nov 2, 2008 IP
  16. SunHunter

    SunHunter Well-Known Member

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    #16
    Thanks, you pretty much confirmed what I had assumed. 12 days is not a long term though, I would figure it'd take months or years to actually accumulate to the point where it is noticeable? I generally eat quite a bit of tuna, good stuff :D
     
    SunHunter, Nov 2, 2008 IP
  17. desertst0rm

    desertst0rm Peon

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    #17
    Mercury poisoning has nothing to do with the amount of tuna or fish you eat. It depends on how much expose to mercury the fish or tuna your eating. If it's to exposed eating eat once may lead to mercury poisoning. So Pray before eating.
     
    desertst0rm, Nov 2, 2008 IP
  18. SunHunter

    SunHunter Well-Known Member

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    #18
    Wrong.

    Look, everyone is most likely to consume some amount of mercury at some point and time. Mercury poisoning would refer to when there are symptoms showing and it actually becomes a problem. It has to do with the amount of fish you eat though. For insance, with each can of tuna it will contain a certain amount of mercury (there is a high/low on a web site I saw) and it accumulates. It's not a hit or miss. If you eat a lot, you will consume mercury, but not necessarily get poisoned by it.

    Nice try though :)

    Basically, it takes a lot more then what you can find in one can to get poisoned, thus it accumulates.
     
    SunHunter, Nov 2, 2008 IP
  19. magda

    magda Notable Member

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    #19
    This is just silly - you think you read it in a magazine and you know some people who have died. Everybody dies. That doesn't mean they were poisoned by cabbages.
     
    magda, Nov 2, 2008 IP
  20. SunHunter

    SunHunter Well-Known Member

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    #20
    Kind of what I heard on a funny video earlier.

    "I have some great news for you today, I am going to commit suicide...cigarette packages say smoking kills, ah hah! I am slowly going to kill myself by smoking over the next 50 or 60 years so no one catches on to the fact that I am committing suicide!"

    Well in funnier terms, but you get the point! :D
     
    SunHunter, Nov 2, 2008 IP