You can never have too many vitamins, right? Well, when it comes to supplements, you may not be helping yourself by taking more than recommended. — dpa
Many of us consider taking extra vitamins during the cold season to boost our immune systems, though the additional vitamins may not help as much as we hope, say experts.
High-dose vitamin supplements like vitamin C or zinc do not deliver the expected benefits, says German consumer protection group Stiftung Warentest, pointing to several studies.
