Is keto bread a fake solution?

 La couleur la forme le gout la texture du pain sans glucides? Est-ce possible? Est-ce souhaitable?

https://allmyketo.com/collections/panifactum/products/pain-pauvre-en-glucides-das-kraftige-200g-panifactum

Probably and one should also remember that it is very expensive: 28.5 euros/kg, more than fish and meat....