I've never had cod liver oil. I do remember little orange pills – vitamin C, I presume, but I think we only had those one winter.
Diet helps with vitamin D. You can get enough from animal fats. Pork fat is particularly good. Exkimos weren,t short of VitD in spite of living within the Arctic circle – whale and seal blubber, lots of fish, etc.
Retiring and living frugally in money from downsizing after years of stress

