White or Brown eggs---There is no nutritional difference.

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White or Brown: Eggshell colour is determined by the type of hen that lays it. There is no nutritional difference.
White eggs are laid by white-feathered hens.
These are the most common laying hens in Canada. White eggs are usually less expensive than brown eggs.
0 N! l5 \! r0 M; E+ m/ n3 gBrown-feathered hens usually lay brown eggs.
  D# p# j3 `3 c+ tProducing brown eggs costs more because brown hens are larger than white ones and they eat more feed.

Young hens lay pee wee eggs and older hens lay jumbo eggs;
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Free-run eggs are nutritionally the same as regular eggs.
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Organic eggs are nutritionally the same as regular eggs.
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- J6 ]# v3 q+ Y* m' xFree-range eggs are nutritionally the same as regular eggs.

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7 D5 ^* }: D+ {- g4 X2 y) KHere is articles:
http://www.getcracking.ca/EDU/a_guide_to_choosing_eggs.pdf
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