Answer:

1. The belief that seafoods can cure goiters.

Goiters are caused by the reduction of iodine in the body. Science says that seafoods like shells and seaweeds are high in iodine. Thats why you can hear you mother saying "iodized salt" because salts made of seaweeds is rich in iodine.

Iodine according to science can help mitigate the effects of goiters

2. The belief that peanuts or nuts can cause PIMPLES. There is no scientific basis for this. Pimples are caused by a bacteria called Propionibacterium acnes and not by peanuts.