Q&A: Which emulsifiers do we use to make a lotion containing acids, such as AHAs or fruit acid complex?

In the October Q&A post, Sarah asked: This is a question that has been consuming me – which emulsifiers do we use to make a lotion or cream (not a gel) containing acids, such as fruit AHAs, and lactic acid? Seriously! Which ones? Signed, Old and Wrinkly Kristina shared, Simulgreen 18-2 is ECOcert and Natrue certified, AND is stable between ph…