Another deficiency can occur with amino acids, the building blocks that make up protein. SAMe levels tend to be low in the elderly and in depressed people. SAMe supplements have been effective in alleviating depression. Then one gradually reduces the dosage to 800 mg or even 400-mg a day, based on one's depressive symptoms. Tryptophan is another amino acid that affects depression.
Many depressed people have low tryptophan levels.
Population studies in different countries have shown that decreased consumption of omega-3 s correlates with increased rates of depression. Depression is a common symptom of poor thyroid function. He recommended a simple and more reliable body temperature test. In the morning on awakening, before arising or moving around, the person puts the thermometer snugly in his armpit for 10 minutes by the clock. If the temp is below 97.8, the person likely needs thyroid or, if they're on thyroid, they need more thyroid.