I'm also taking the same supplements with a slight difference in vitamin B. It is quite helpful in improving energy levels in body which improves focus and overall lifestyle. I often take vitamins which are helpful in increasing energy levels, here sportsinside.co.uk/blogs/magazine/vitamins-for-energy you can see the list of them. The thing that matters most while taking vitamins is to consult with a specialist as it minimizes the chance of side effects of these supplements.
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