1, people with hyperthyroidism
Kelp contains a lot of iodine. If people with hyperthyroidism eat kelp, it will make their condition worse, so people with hyperthyroidism should try not to eat kelp.
2. People with spleen and stomach deficiency and cold
Kelp is a cold food, and people with deficiency of spleen and stomach can't eat anything cold. Eating kelp will increase the burden on the stomach and cause damage to the stomach.
3. People with acne
People with acne should eat less kelp. People with acne have endocrine disorders or obstacles in cortical excretion. If you eat more kelp, it will aggravate the symptoms of acne.