Supplements worth trying for changes in body odour
Sage: taken in capsules, as a tea, or via a cooling spray. Widely used to help with hot flushes and night sweats which cut could out the cause of your new odour.
Zinc: especially when taken with magnesium may improve metabolism, reduce sweat levels and body odour. Take it as part of a multivitamin. Talk to your doctor or a reputable herbalist about safe quantities.