Foods for the chilly winter : Fatty fish and whole eggs
In the winter, UV levels from the sun are much lower. So your level of vitamin D synthesis may drop, very few foods in nature contains vitamin D like fatty fish and whole eggs.
Both are rich in omega 3 (PUFA), which reduce inflammation and lowers risk of heart diseases, cancer and arthritis. .
Both are good sources of lean protein.
People who don’t eat fish should know that seafood is not the only source of vitamin D. Whole eggs (mainly egg yolk) are another good source of vitamin D. Daily exposure of direct sunlight is important to boost vitamin D3 levels.