supersoil uk

Anyone use UK version, I am struggling with a few amendment's and want a alternative for alfalfa and azomite, I'm currently making 1/8 batches 50 litre plant magic supreme 6litre EWCastings 10 0z bone meal 8 0z blood meal 8 0z guano guanokolong high (p) Half cup kelp meal Teaspoon humic powder...