If there were only one supplement to take, it would be magnesium (along with vitamin D). The complete guide to the best multivitamins on the market is still available here https://blooness.com/meilleur-multi-vitamines-quoi-choisir/
Coming soon on Blooness, and for the first time on the French-speaking web, the truth about the best sources of protein for your health. You'll soon know which protein foods to prioritize to optimize your healthy lifespan.