Hydrocolloid Plasters: What They Do, How They Work, and When to Use Them

Last Reviewed: April, 2026

Cuts, blisters, and grazes are part of everyday life, whether they happen while walking, playing sports, cooking, or simply going about your day. Even small wounds like these need the right care to help support comfortable healing.

Hydrocolloid plasters are designed for everyday wound care, helping to protect minor wounds while supporting the skin during the healing process. They create a moist wound environment that supports the skin during healing, while forming a secure barrier against dirt and bacteria¹. This helps you stay active while the plaster remains in place and supports healing.

Hydrocolloid plasters are advanced wound dressings made from gelatine, pectin, and carboxymethylcellulose. Together, these form a protective layer that helps maintain a moist wound environment, supports the wound healing process, and manages wound fluid².

They are designed for minor everyday wounds where protection, flexibility, and consistent healing conditions are needed. They are especially suitable for areas that move frequently, such as fingers, knees, elbows, and heels, where secure adhesion and comfort are important during daily activity.

They can be used for:

• Blisters caused by walking, running, or ill-fitting shoes
• Small cuts and grazes
• Minor burns
• Superficial skin injuries

Hydrocolloid dressings support healing by creating a sealed, moist wound environment that helps maintain a moist wound environment compared with traditional dry wound care.

Hydrocolloid plasters use a two-layer system:

• The inner hydrocolloid layer absorbs wound fluid (exudate) and turns it into a soft gel. This helps maintain a moist environment that supports the wound healing process and protects new skin.
• The outer film layer forms a protective seal over the wound, helping to block out water, dirt, and bacteria while reducing irritation from friction and movement.

As the dressing absorbs fluid, it may turn white. This is a normal sign that the hydrocolloid material is working and managing wound exudate.

By maintaining a stable healing environment, hydrocolloid plasters help maintain a stable wound environment during healing and reduce disruption to newly formed tissue³.

Hydrocolloid plasters are designed to stick to the surrounding healthy skin rather than the wound itself³. This helps reduce discomfort during wear and makes removal easier, while protecting the surrounding skin during wear.

Elastoplast Second Skin Protection Hydrocolloid Plasters are designed to support the healing process while fitting into everyday routines. Each variant provides a secure, flexible, and waterproof barrier that helps protect the wound from dirt and bacteria while maintaining a moist healing environment.

They are available in different sizes to match different wound types and areas of the body:

Ideal for areas that experience frequent movement, this version offers strong adhesion and up to 72+ hours of secure protection, helping support protection during daily activity. The ultra-thin design moves naturally with the skin, helping provide flexible everyday protection in high-movement areas.

Designed for smaller wounds and delicate areas such as fingers, this format provides discreet and flexible protection that moves naturally with the skin.

Provides extended coverage for larger wounds while maintaining flexibility and a reliable seal, providing comfortable protection across larger areas of skin.

Elastoplast hydrocolloid plasters are waterproof, making them suitable for everyday activities such as showering and hand washing.

Their outer layer contains a waterproof polyurethane film that forms a protective seal against water, dirt, and bacteria, while remaining breathable to support a healthy healing environment³. Since they stay securely in place, even in wet conditions, there is no need for frequent changes. This helps keep the dressing securely in place during use.

Applying an Elastoplast hydrocolloid plaster is similar to using a standard plaster, but correct application helps ensure secure adhesion and wound coverage. Follow the steps below for proper application.

1. Wash your hands thoroughly to reduce the risk of infection. Clean the wound gently with water or a suitable wound-cleaning solution, then carefully pat the area dry.
2. Choose an Elastoplast hydrocolloid plaster that fully covers the wound with a small overlap around the edges. This helps create a secure seal and prevents leakage.
3. Apply the plaster without stretching the skin. Smooth it down gently, ensuring full contact with the surrounding skin so the edges remain firmly sealed.

Elastoplast Hydrocolloid Plasters are designed for longer wear and can typically stay in place for 3-7 days, depending on the wound and fluid level². Elastoplast Second Skin Protection Hydrocolloid Plasters are designed to provide secure protection for at least 72 hours, helping the plaster stay in place during everyday activities.

You should not rely on time alone. These indicators can help ensure the wound continues to heal without unnecessary disruption.

Removing an Elastoplast hydrocolloid plaster gently helps protect the skin and maintain comfort. Follow these steps to remove the dressing carefully.

1. Press down on the skin around the edges of the plaster to help loosen the adhesive.
2. Gently lift one edge of the plaster, then continue lifting along the edges until it is fully released.
3. Slowly peel the plaster away from the skin in the direction of hair growth to reduce discomfort.
4. Avoid touching the wound during removal to help minimise irritation.
5. If needed, apply a new hydrocolloid plaster by following the application steps.
6. Take your time during removal to avoid pulling on the skin.

Elastoplast hydrocolloid plasters support the natural healing process by creating a moist wound environment that helps the skin recover comfortably³. They also help protect the wound from dirt and bacteria, helping keep it clean.   

They also provide practical everyday benefits:

• Easy to apply directly to the wound 
• Self-adherent, staying securely in place without extra fixation 
• Impervious to water and external irritants, helping maintain a stable healing environment 
• Can help reduce discomfort by cushioning the wound 
• Available in different shapes and sizes for various wound types and body areas 
• Does not stick to the wound, helping make removal more comfortable and support undisturbed healing

Hydrocolloid plasters are suitable for minor everyday wounds such as small cuts, burns, abrasions, and grazes. They also help protect blisters and blood blisters caused by friction during walking, sports, or daily activities.

They can also be used on clean, uninfected wounds, including minor surgical wounds and medium-thickness wounds, depending on the exudate level. Their occlusive properties help reduce discomfort by covering the wound and maintaining a moist environment⁴.

They are commonly used in everyday situations, including:

• Home: minor cuts, burns, grazes, blisters
• Gym: friction blisters from exercise or footwear
• Offices: small accidental injuries
• Schools: everyday scrapes and cuts
• First aid kits: ready for quick protection

Hydrocolloid dressings are designed for clean wounds with low levels of fluid (exudate), where a moist healing environment can support the healing process. They are not suitable for wounds with heavy bleeding, high fluid levels, or infection, as they can only absorb a limited amount of fluid³. If a wound shows redness, swelling, warmth, or pain, medical advice should be sought before use.

They can be used on some clean, uninfected open wounds with low to moderate exudate, where they help form a protective barrier and support a moist environment for the skin during healing.

They should not be used on:

• Heavily bleeding wounds
• Infected wounds
• Wounds with high fluid (exudate) levels
• Wounds that require frequent medical inspection or drainage

Hydrocolloid plasters support the skin during the healing process by creating a moist, protected environment that helps support a comfortable healing environment for everyday wounds. They also provide a secure barrier against dirt and bacteria while staying in place during daily activities.

In practice, they offer long-lasting, low-maintenance protection that may reduce the need for frequent changes and help you continue with normal routines while the skin recovers.

Always consult a doctor if the wound is deep, bleeding heavily, or caused by a bite or contaminated object. Also seek medical attention if you notice signs of infection, such as redness, swelling, pain, or warmth, or if you are unable to clean the wound properly or if there are foreign objects in it.

Please note that, although the advice on this website has been compiled with care, it is not a substitute for professional medical guidance. It is not intended for self-diagnosis or treatment. Always read and follow the instructions or leaflets provided with our products.

For further information about our products, please contact us via email at ConsumerRelationsUK@Beiersdorf.com