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OT: OFFLIST: Re: OT: Re: Nutrition and pleasurable sense data

From:Eldin Raigmore <eldin_raigmore@...>
Date:Monday, August 11, 2008, 19:32
On Mon, 11 Aug 2008 11:16:18 -0400, John Vertical
<johnvertical@...> wrote:

>On Fri, 8 Aug 2008 14:43:28 -0400, Eldin Raigmore wrote: >> The only mineral I know of that people can taste is sodium. > >The only truly basic such taste, sure, but I can still certainly tell hard and
>mineral water apart... there's a distinct taste of clay in calcium-rich water.
>not sure how I tell it, might some kind of a residual saltiness; the calcium and >natr-, er, sodium ions are of compareable size and could plausibly fit the same >activ site. > > >> (Vitamins) >> Vitamins are traditionally "amine" compounds (thus "-amin"), though I
>> not all of them are. > >None of ACDEK contain amino groups. > > >> All of them are dietarily essential (thus "vita-"). They >> often contain essential metals that are needed in small amounts (I think one >> of the B vitamins contains some cobalt?) > >B12, cobalamin. I don't recall any other vitamin including essential metals. > > >>Humans can taste citric acid (but can't really tell it by taste alone from >>various other edible acids). > >It seems fairly distinctiv to me, it's got that little dash of sweetness (and >fruitiness) even by itself. Tartaric and tannic acids are fairly caracteristic too, >considering their somewhat bitter flavor. I considered making a case for acetic >acid too - but that might be just the unusually lo pH of vinegar-containing >products; it's pretty much the same taste as in sauerkraut, and yet, that's >lactic acid. > >John Vertical
Thanks. All interesting!