1. Onions and soybeans

2. Onions and honey

3. Onions and kelp

4. Onions and fish

p>

5. Onions and shrimps

The effects of eating the above foods together:

1. Eating onions and soybeans together will reduce calcium absorption and cause nutritional imbalance.

2. Onions and honey cannot be eaten together. Eating them together is not good for the eyes and can cause eye discomfort. In severe cases, it can also lead to blindness.

3. Onions and kelp cannot be eaten together. Kelp is rich in iodine and calcium, and onions contain oxalic acid. Eating onions and kelp together can easily form stones.

4. Onions and fish cannot be eaten together. Fish is rich in protein. If onions and fish are eaten at the same time, the oxalic acid in the onion will decompose and destroy the rich protein in the fish, causing it to precipitate, which is not easy. Digested and absorbed by the human body.

5. Onions and shrimps cannot be eaten together. Eating them together will form calcium oxalate, which can lead to stones.