Prevent scarring

[Foxaunt]

Hi it's probably been done to death but what do you put on a relatively fresh, deep cut to prevent scarring?

He's an idiot. I love him but hes an idiot. And it's right in the middle of his beautiful face.

 

[dorsetladette]

My dad always put white pepper in cuts to help them heal without a scare. I'm sure there will be a proper horsey product too.