Does the numbness of the mouth of a pregnant woman after eating yam have any effect on the fetus?

Pregnant women eating yam mouth numbness may be caused by the yam is not cooked stimulation, may also be related to allergies, generally will not cause significant impact on the fetus and harm.
Pregnant women eating yam mouth numbness and yam is not cooked or contact with the skin of the yam. Because the skin of the yam has plant alkali and saponin, irritating, after eating may lead to pregnant women appear mouth numbness symptoms, generally timely cleaning with water can be relieved, will not jeopardize the health of the fetus.
Another situation may be caused by eating yam allergy, because the mucus protein in yam is a heterogeneous protein, some pregnant women may be allergic to the phenomenon of consumption, resulting in numbness of the mouth or skin localized small rashes, itching and other phenomena.
Mild allergic symptoms will not affect the health of the fetus, but to stop eating yam in time, drink more water to promote food metabolism, or follow the doctor’s advice to take calcium gluconate, loratadine tablets and other drugs anti-allergy treatment.
Pregnant women eating yam must remove the skin clean, and cooked before eating, if the frequent occurrence of eating yam after the mouth numbness phenomenon to avoid eating again.