Swisse magnesium in Australia has Magnesium (?Carbonate?) and nothing else. The same formulation in Hong Kong, has B in it. So, be careful about assuming one e

Swisse magnesium in Australia has Magnesium (?Carbonate?) and nothing else. The same formulation in Hong Kong, has B in it. So, be careful about assuming one economies variant of a pill is the same as another. Same container, same branding.