Translation of "Probada" in English

Puedes confiar en su probada capacidad.

You can rely on his proven ability.

Es una teoría intrigante, pero no veo como podría ser probada.

It's an intriguing theory, but I don't see how it can be tested.

Si una vacuna ha sido probada a fondo en experimentos con animales y ha demostrado

If a vaccine has been thoroughly tested in animal experiments and has proven to