Yvonne, no la..just do a quick search on net la...
Think advocate is for calcium, but an aunt told me not to take too much ikan bilis, cos a lot sold in the market is very "Salty" and "not handled well"...Aiya, just take everything in moderation...actually since so much fresh fish available in SG, should take more fresh fish (Venus, you may look away...hahah)