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.
Main conÂ­stiÂ­tuents. The aroma of the esÂ­senÂ­tial oil (up to 3% in the fruits) is domiÂ­nated by trans-anethole (max. 90%). AdÂ­ditional aroma comÂ­ponents are estragol (iso-anethol, 2%), anise aldehyde (less than 1%), anise alcohol, p-methoxy-acetoÂ­phenone, pinene, limonene, Î³-himachalene (2%).An unusual compound is the phenol ester ...n the Philippines, star anise is a popular spice and referred to as. The spice got its anÂ­cient names (Latin anisum from Greek anison [ á¼Î½Î¹ÏÎ¿Î½ ] or anneson [ á¼Î½Î½Î·ÏÎ¿Î½ ]) by conÂ­fusion with with dill, which in Greek was known as aneton [ á¼Î½Î·ÏÎ¿Î½ ].