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.
& a9 D& W& o# ^3 O2 Q: C" `- XWhite 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.
6 b  Q; N- t( I1 pBrown-feathered hens usually lay brown eggs.
( y3 E6 u# k) p2 }9 N) W, aProducing brown eggs costs more because brown hens are larger than white ones and they eat more feed.
* D' ?9 r8 B/ k! K% w& E/ E: o
Young hens lay pee wee eggs and older hens lay jumbo eggs;
8 N; z1 G. a% D4 Y/ L% P
) I4 s3 I& z: b# k4 q* X0 t+ T5 t: lFree-run eggs are nutritionally the same as regular eggs.
( c5 t9 K; j# d9 h0 n
Organic eggs are nutritionally the same as regular eggs.

Free-range eggs are nutritionally the same as regular eggs.
- ~4 Z' m0 A% T. w8 R! N2 I3 t

Here is articles:
http://www.getcracking.ca/EDU/a_guide_to_choosing_eggs.pdf
: W1 K  i, a+ I% c% F

/ P  J  {  B8 H4 N2 f' B