Scar repair gel capable of rapidly forming film and having soothing effect and preparation method of scar repair gel

The invention discloses scar repair gel capable of rapidly forming a film and having a soothing effect and a preparation method thereof. The scar repair gel is prepared from water, a film-forming matrix, a humectant, a flaxseed extract, a mussel byssus extract, a preservative, an emulsifier, polydimethylsiloxane and a cross-linked mixture of the polydimethylsiloxane. The scar repair gel disclosed by the invention can be air-dried to form a film within 3-5 minutes after being smeared on the surface of skin, and active ingredients are blocked between the skin and the film, so that the loss of the active ingredients in daily activities is greatly reduced. The mussel mucin is added, so that the adhesive force of the product is improved, and a protective film formed by the film forming substrate can effectively provide protection for the scar surface and inhibit scar hyperplasia; the moisturizing and relieving effects of the flaxseed extract and the advantage of promoting scar repair of the silicone are combined,