Please tell me the order of applying foundation

pu1. Starting with the watery one, apply it in the order that it's thick

2019-06-19

OK

pu2. Rather than looking at the types of products you just talked about, you can just look at the viscosity of the products you actually bought
As Bbu1 said, starting with watery ones,

2019-06-19

OK

pu4. First of all, toner = skin
Emulsion = serum = essence = ampoule. They're all the same words. Just marketing terms
It's a moisturizer that combines essence, lotion, and cream. It's all marketing terms
So basically, you can start with a toner and apply it with a thick one
If it's dry, it's a bit thicker
If it's oily, you can choose a lighter one

2019-06-19

OK