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.
Brown-feathered hens usually lay brown eggs.
- v- A: J8 w/ T  E* x, qProducing 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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) h: o; S+ M) X! @% Y; S0 j3 wOrganic eggs are nutritionally the same as regular eggs.

+ n/ I+ x% d0 G+ C( eFree-range eggs are nutritionally the same as regular eggs.

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Here is articles:
% V- P5 w' n& b: ohttp://www.getcracking.ca/EDU/a_guide_to_choosing_eggs.pdf
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