Hydroxypropyl methylcellulose (HPMC) is a synthetic, non-toxic, water-soluble polymer derived from cellulose. It is commonly used as a thickening agent, emulsifier, and stabilizer in a variety of food and cosmetic products. HPMC is generally considered safe for human consumption, but there are some potential health risks associated with its use.
The most common concern with HPMC is that it may contain trace amounts of ethylene oxide, a known carcinogen. Ethylene oxide is used in the production of HPMC, and although the levels of ethylene oxide in HPMC are generally considered safe, some studies have found that long-term exposure to ethylene oxide can increase the risk of certain types of cancer.
In addition, some studies have suggested that HPMC may have an adverse effect on the digestive system. HPMC is not easily broken down by the body, and can cause digestive upset when consumed in large amounts. It can also interfere with the absorption of certain nutrients, such as calcium, iron, and zinc.
Finally, HPMC has been linked to allergic reactions in some people. Symptoms of an allergic reaction to HPMC may include itching, hives, swelling, and difficulty breathing. If you experience any of these symptoms after consuming a product containing HPMC, it is important to seek medical attention immediately.
Overall, HPMC is generally considered safe for human consumption. However, it is important to be aware of the potential risks associated with its use. If you are concerned about the safety of HPMC, it is best to speak with your doctor or a qualified health professional before consuming any products containing it.