We may be of the same specie but definitely not the same. Women and men have different health needs. Men and women needs different vitamins to be healthy. Specific womens vitamins are made to address womens health needs. Osteoporosis is one such health issue that women have to confront with. This is why they need higher levels of Calcium. Vitamins will always be a part of our lives, we just need to be clear of what we really need. We’re more different than we think.