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

qiaohe

White or Brown: Eggshell colour is determined by the type of hen that lays it. There is no nutritional difference.
5 z6 R! J5 `8 a' h# l8 \# y5 dWhite eggs are laid by white-feathered hens.
/ U. {/ e8 I1 H) eThese are the most common laying hens in Canada. White eggs are usually less expensive than brown eggs.
Brown-feathered hens usually lay brown eggs.
Producing brown eggs costs more because brown hens are larger than white ones and they eat more feed.
# z0 [- k) T: |1 ^* q# \
1 l. q3 |/ d1 J1 b0 W4 E$ nYoung hens lay pee wee eggs and older hens lay jumbo eggs;
% a) V' D4 I" [, d" @# `8 v2 B9 T
Free-run eggs are nutritionally the same as regular eggs.
" S. u- ^( e% n! v0 u
% H' C  F0 n2 t: L: J0 f+ B4 d8 ?# TOrganic eggs are nutritionally the same as regular eggs.

Free-range eggs are nutritionally the same as regular eggs.
. N. [! x' r/ \& C
  E- C3 C6 E- W- V1 ~0 x
: Z& c" K  s( `) l* Q. {Here is articles:
$ \! v# @0 A1 T- `) ghttp://www.getcracking.ca/EDU/a_guide_to_choosing_eggs.pdf
3 G& H; U8 ?' K$ H, }* L
+ r7 f4 d4 `' D+ P8 R2 ]