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Bladderwrack (Fucus Versiculosus)


Bladderwrack is a common sea weeds that supplies iodine as well as trace minerals to rebalance metabolic disorders and thyroid. It is an excellent weight reduction herb scientifically known as Fucus Versiculosus and is very rich in vitamins, minerals and essential nutrients that grow in colder coastlines. The herb is a rich source of iodine and contains hormones that affect metabolic rates and weight gain. Some of the components that the weed contains include triiodothyronine and thyroxine. Bladderwrack also contains soluble fibers that help in soothing and cleansing the digestive tract thus preventing inflammation as well as irritation. Its complex polysaccharides also help to prevent absorption of plutonium, mercury, cesium and cadmium among other toxic metals.

Fucus Versiculosus is commonly used as a nutrient dense addition to different recipes in many parts of Europe. In Japan, kelp is used in different diets including sushi, noodles and soup. It is known to be responsible for lower cancer rates in the country.

Medicinal Uses

  • Bladderwrack (Fucus Versiculosus) is an excellent medicinal sea weed. It is used in the treatment of habitual constipation and gastric bloating. This is because it contains ingredients that help to prevent swelling in of juices. It is non-irritating and helps to prevent intestinal problems.
  • Bladderwrack is also known for its antiviral activity. This helps in prevention and treatment of flu. Its antibacterial neuraminidase and active inhibitor aids the treatment of influenza.
  • It also helps to prevent iodine deficiency in the body. 
  • bladderwrack helps to improve nutrition based on the fact that it supplies all essential minerals and trace elements including iodine, lipids and proteins. This is quite beneficial because it enhances your general health. Its uses are mucilaginous, diuretic and nutritional.
  • Increases metabolism.
  • Helps in regulation of menstrual flow.

Dosage and Administration

  • Bladderwrack should be taken 20 drops per day with water and on an empty or full stomach.
  • Make a decoction of 1 heaping teaspoon per cup of water. You can also chew the weed, eat actual fronds or simply add them to your soup etc. A whole dried frond offers the best results within a short span of time unlike the case of tincture and tea that are less effective.
  • Apply bladderwrack on the affected joints.

Parts Used

  • actual fronds, roots, stems and leaves


  • Bladderwrack comes with different benefits. It has amazing effects on thyroid and it helps a great deal when it comes to weight loss. This is because it helps to prevent excessive absorption of water in the body and combines its elements to enhance fat metabolism.
  • It helps to enhance intestinal health. This is based on the fact that it aids metabolism, gastrointestinal disorders and digestive problems such as bloating.
  • It has some of the best anti inflammatory and anti oxidant elements. Anti inflammatory properties offer a soothing and cleansing effect on your digestive tract. Anti oxidants on the other hand help to prevent throat cancer and other serious conditions.
  • It is a rich source of iodine. This is very crucial in preventing iodine deficiency in the body. Chiefly, it is essential in maintaining a healthy and functional thyroid.
  • Bladderwrack is rich in iodine, bromine and fucoidan. These are very important for anyone suffering from rheumatoid and rheumatism. This is because they provide a soothing effect to prevent irritation and inflammation of the affected joints.
  • Boosts your stamina and strengthens adrenal glands.
  • Beneficial for long healthy hair, nails and skin.
  • Stabilizes blood glucose level and cholesterol level because it has immense ability to bile salts and bind bile acid.
  • Protects the body from radiation, toxic heavy metals and heart disease among other related conditions.
  • Combats stress and enhances your general health based on the fact that it is rich in vitamins, minerals and other essential nutrients.

Side Effects

  1. Excessive use of bladderwrack can lead to increased uptake of iodine in the body. This increases formation of organic iodine and later on myxedema and iodine-goiter. The condition can easily occur especially in patients suffering from pre-existing Hashimotos thyroiditis.
  2. Bladderwrack should/can be used during pregnancy but not during breastfeeding. This is because iodine can easily enter breast milk causing an emaciating effect on infants.
  3. It can interfere with normal treatment of an existing or abnormal thyroid function.
  4. Bladderwrack can also cause hypo and hyperthyroidism when taken in excess.
  5. Tremor.
  6. Elevated blood pressure.
  7. Increased pulse rate.  

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