In article ,
Stewart Robert Hinsley writes:
|
| My understanding was that it wasn't the green pigment (which I assumed
| was chlorophyll) but an alkaloid (solanine) which is coproduced. (All
| parts of potatoes, other than the tubers, are poisonous.)
|
| http://www.actahort.org/books/38/38_20.htm

Yup. Except that even the tubers are, though only very slightly.
Solanine seems to be one of the many natural toxins where a long
term, low dose does no significant harm - cyanide is another.
Quinine is not.

| I also doubt that cooking is sufficient to destroy solanine; one
| anecdote that I've heard is of a variety which didn't make it to market
| because a chap at the research station fried up a batch of tubers, and
| consequently went down with solanine poisoning.
|
| http://en.wikipedia.org/wiki/Solanine

That's what I found in the research papers, too.


Regards,
Nick Maclaren.