What are the ingredients in Mederma?


Quick Answer

The ingredients in Mederma are purified water, PEG 200, alcohol, xanthan gum, allium cepa (onion) bulb extract, lecithin, methylparaben, sorbic acid, panthenol, sodium hyaluronate and fragrance, per Drugs.com. Mederma is a topical, dermatological gel used to help decrease the appearance of scars caused from surgery, burns, injuries, acne and stretch marks.

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Full Answer

The active ingredients are derived from onion extract, which is commonly used to treat conditions of the skin, states Mederma. Allium cepa or onion bulb extract is an antibacterial agent, and it is used to reduce the amount of pain and chronic inflammation of nerves.

Mederma can be used on both new and old scars, states Drugs.com. For new scars, apply three to four times per day for a minimum of eight weeks. For older scars and stretch marks, apply daily for at least two to five months. Do not use Mederma on open wounds. Mederma is available over the counter and without a prescription. The gel is easy to apply and has a pleasant fragrance.

In a clinical trial, Mederma was applied to women participants to test the effectiveness of the product. After 12 weeks of daily application, the overall appearance of scars had reduced, and texture improved as the scar tissue softened, according to Mederma.

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