Side Effects Associated with Collagen Injections

Common side effects of collagen injections include, but are not limited to:

• minor discomfort
• redness
• swelling
• numbness of the skin
• tenderness of the skin
• bruising
• discoloration

Allergic reactions to collagen replacement injections occur, but these should be ruled out with a test injection into the forearm before the procedure proper is undertaken.

Signs of collagen replacement injection allergy include, but are not limited to:

• redness
• itching
• swelling
• hardness of the skin
• tenderness
• discomfort
• hives
• scarring
• small bruises
• additional changes to skin texture