The problem is, without cash, an anonymous purchase is almost impossible. Revolut (full kyc) SEPA (full kyc) PayPal (full kyc) ….
Discussion
you can try Relai. You need a credit card or a bank transfer for payment. it is based i Switzerland. Sure it's not perfect, but at least they do not ask for a medical checkup before allowing you to buy. Take care
with my comment I was referring more to p2p payment methods used on services like bisq, robosats, peach, hodlhodl ....
Nothing wrong with using Relai