Kelp can't be eaten overnight. As the kelp with a lot of phosphate, after a night time, will be affected by gas and germs air oxidation, producing harmful substances, consumption will cause discomfort to the body, so the kelp can not be eaten overnight.

Kelp can not be eaten overnight. As the kelp with a lot of phosphate, after a night time, will be affected by gas and germs air oxidation, producing harmful substances, consumption will cause discomfort to the body, so the kelp can not be eaten overnight.