Its binding with copper significantly enhances its biological activity, promoting collagen synthesis, tissue regeneration, and inflammation modulation
So if you reconstitute a 5 mg vial with 2 mL of bacteriostatic water, the concentration is 2.5 mg/mL
doi: 10.1016/j.bbr.2019.02.025
The flavonols quercetin and fisetin (found in fruits and vegetables such as apples, berries, and persimmons) similarly promote neuronal survival and anti-inflammatory effects (20, 21)
If not, you can also go for antioxidant tablets to fulfil their requirements in your body
Most supplement labels and small clinical studies use daily doses somewhere between 250mg and 1000mg, depending on the formulation and goal