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.
& g* R; R- P9 c6 Y' V$ |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.
# d9 G$ ]9 d, x8 B, `# D# lProducing brown eggs costs more because brown hens are larger than white ones and they eat more feed.
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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.

Organic eggs are nutritionally the same as regular eggs.

Free-range eggs are nutritionally the same as regular eggs.
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$ c4 s6 U. B9 L1 E* NHere is articles:
9 m' I% C; x- m5 O# i, Uhttp://www.getcracking.ca/EDU/a_guide_to_choosing_eggs.pdf