Người châu Âu từng có làn da sẫm
nh minh họa của blogspot.com.Màu da trắng của người châu Âu có thể mới xuất hiện cách đây chừng 5.500 năm nhờ sự thay đổi trong thói quen ăn uống.Ở thời nguyên thủy, loài người kiếm thức ăn bằng cách săn bắn và hái lượm. Những thức ăn trong tự nhiên rất giàu vitamin D. Cách đây khoảng 5.500 năm, tổ tiên của người châu Âu mới chuyển sang trồng trọt và chăn nuôi.Những thực phẩm mà con người tự sản xuất có ít vitamin D hơn nhiều so với thực phẩm trong thiên nhiên.
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pcONI+G7qsONJFc6w40zMSUkVsONQFfhu6A0w40gV+G7oiTDjeG7kCTDjVI4w5PDjVJXNSRWw40zw5PhurzDjXhXWMavNMONxINYM8OTPVgkw41ow41SKsONM1fhu7DDjVNQJMONM3tYw41Sw5JSw43Eg+G7nCTDjVThu6jDjcSD4buow43hurFhPiRW4bq6w400JFbDjTNXYeG6usONM1jhu7A0w41UYX0kVsONIyXhu45Yw43hu4rDjcSD4buMw40zV+G7nj3DjVJXWcONUlfDoSRWw41Uw5PDjeG6sT7DjVLDoSRW4bq8w414V1Ulw43EgiRV4bqxIDFVMjI=