The phrase "good bones" means that something is well-built or has a strong foundation. It can refer to physical structures like houses or to people who have strong qualities or potential. Full definition
Any bone you have available for bone broth will make good bone broth. (traditional-foods.com)
Two new studies suggest a lack of evidence to support taking calcium for better bone health or to prevent fractures. (health.com)
A sufficiently high serum vitamin D level is associated with better bone health and there is some evidence that it may also be associated with a lower risk of many chronic diseases. (sciencedaily.com)