Symptoms of an overactive thyroid gland are generally symptoms of an increased metabolism. These can include weight loss, nervousness or anxiety, irritability, a racing heart, increased bowel movements, sweating, sleeplessness, hand tremors, and muscle weakness.1  Previous.2  Continue.n addition to fatigue and weight gain, symptoms can include depression, constipation, sluggishness, dry skin and dry hair, and muscle cramps. Some people develop an enlarged thyroid, which leads to a swelling in the front of the neck known as a goiter.. 1  Previous.
Examples of oils containing Phenols â Wintergreen, Anise, Birch, Clove, Basil, Tarragon, Fennel, Oregano, Thyme, Mountain Savory, Peppermint, Tea Tree, Calamus, Cinnamon Bark, Citronella, Marjoram, Nutmeg, Eucalyptus citriodora, Parsley, Ylang Ylang. These all contain greater than 8% phenols.
Well it is just one of the constituents in essential oils. Sesquiterpenes, which are found in some essential oils, are: 1  anti-septic. 2  anti-inflammatory. 3  soothing to inflamed tissue. 4  can produce profound effects on emotions and hormonal balance. 5  work on the liver. Phenols, found in oregano and thyme oil, are highly anti-microbial. 2  Phenols are antiseptic and kill bacteria, an are anti-oxidant which increase the oxygen into the tissue to relieve muscles spasms. 3  Phenols also increase the velocity in the blood by increasing the oxygen and moving it along.