I visited pervil.com and I saw that in 2nd page of the FAQs.
There was:

Are your products 100% natural?

Unlike most skin care products, Pervil Magic Cream ingredients are 100% natural.
It derived from plant extracts that includes bearberry fruit. None of the products
Contain Hydroquinone.

So that some say Pervil contains more Hydroquinone than Amira.

Please tell me someone the TRUTH.

I think unis can answer this