Saddle soap would be my first choice, as a former horse owner that had to clean the leather saddles and other leather products. I know it is great for leather. However, here are a couple tutorials from Hometalk:
Every time I clean my mirrors, they end up having tons of streaks and almost look worse than before I started. What could I use to clean them that won't leave streaks...
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There are several metallic stains and other stains that bleach and lime remover don't remove. Part of the ceramic coat is gone! Any help, please. I'm sure my landlord...
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I have a leather recliner that has become a cat's go-to spot. Urine has now soaked into the leather and the cushion. I am not too worried about the stain as I am th...
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Saddle soap would be my first choice, as a former horse owner that had to clean the leather saddles and other leather products. I know it is great for leather. However, here are a couple tutorials from Hometalk:
https://www.hometalk.com/diy/clean/furniture/how-to-clean-leather-furniture-and-accessories-with-ease-42024919
https://www.hometalk.com/diy/clean/furniture/cleaning-your-leather-couch-39874158
How to Clean Leather Furniture and Accessories With Ease
Cleaning Your Leather Couch
Saddle soap or I think it's called carbana
I have used saddle soap like for coats made of leather
Hello
Hometalks How to Clean Your Leather Couch link might be informative. I hope it helps address your concerns.
https://www.hometalk.com/diy/clean/furniture/cleaning-your-leather-couch-39874158?expand_all_questions=1
Cleaning Your Leather Couch