Logo required - urgent 48 hrs max

logo required for NutritionWorks, its to be very simple and very professional but not dull, we have come up with some variations but they just are not hitting the mark, so need your idaes - but fast!

Nutrition Works

Desired Color Scheme:
#AB8965, #74B152, black and white (and also paler brown maybe)

Desired Style:
clear, crisp , corporate, not dull, glossy, simple - not herby or heathly - coporate

Accepted File Formats:
Vector Formats (.eps, .pdf or .ai)

Colours required are:

#74B152 green

#AB8965 brown (and maybe a paler version)

#000000 black

#ffffff white

I would like the colours to be rotated into foreground background on various samples as we don't yet know if black background or white.

STYLE: must be a very corporate feel. clear, crisp , corporate, not dull, glossy, simple - not herby or heathly - coporate

We have tried using a cherry or real life fruit as an icon - but its not been working well

Some of our tries are here:

http://www.websq.co.uk/nw/new/

which I think don't look right either!