Not sure about "malnutrition", per se, but one issue is that if a vegan woman gets pregnant, and hasn't take care of her b12 needs, the embryo starts getting br

Not sure about "malnutrition", per se, but one issue is that if a vegan woman gets pregnant, and hasn't take care of her b12 needs, the embryo starts getting brain damage at 6 weeks. That can mean just two weeks after missing one period