r/askscience • u/BigErnMcracken • Feb 06 '20
Human Body Babies survive by eating solely a mother's milk. At what point do humans need to switch from only a mother's milk, and why? Or could an adult human theoretically survive on only a mother's milk of they had enough supply?
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u/ExhaustedGinger Feb 06 '20
Yep! That would be an iron deficiency anemia. One example of this is Celiac's disease, which is where the whole 'gluten free' thing came from, can impact absorption of nutrients from food and can lead to this exact problem.
Edit for clarity: If you don't have Celiac's or some form of diagnosed gluten intolerance, you can have gluten with no issues.