ohashi said:
I've always thought that until I looked up the ratings myself.
from
http://diabetes.about.com
Rice, white
Long grain, boiled 5 min (Canada) 41
Long grain, boiled 15 min 58
Gem long grain (Dainty Food Inc.,
Toronto, Canada) 55
Precooked basmati rice in pouch,
white, reheated in microwave,
Uncle Ben's Express 57
Rice, brown
Brown (Canada) 66±5
Brown, steamed (USA) 50
Brown (Oriza Sativa), boiled
(South India) 50±19
from
http://www.glycemicindex.com/
White rice, type not specified,
boiled (India) 48
White rice, type not specified,
boiled (Canada) 51
Basmati rice, white, boiled 60
Brown rice, boiled (Canada) 66
Brown rice (Oriza Sativa),
boiled (South India) 50
I'd go with heregothere's reasons for choosing brown over white, rather than the GI values.