Acid-free vaseoline. It's worked for me on my Muscovies' faces, as well. Other than that, I try to stick with pea combs or smaller combed birds. I really wanted Golden Lakenvelders but decided against them for that reason. I suppose you could dub their combs, too...but that's not my thing...
	
		
			
		
		
	
				
			 
	 
 
		 
 
		 
	 
	 
	 
	 
	 
	 
	 
	 
 
		 
	 
	 
 
		 
	 
	 
	 
 
		 
			
		
		
		
	
	
			
		 
 
		
 
 
		
 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		