55 yr old powerlifter here still getting stronger: The only thing that has ever helped me is Helios by apex alchemy:
Helios 100 topical gel contains 100mg/mL of tetrahydro-curcumin and is packaged in a sleek, easy to use pump bottle available in two volume sizes: 30mL and 60mL.
www.apex-alchemy.com
I think they may have a sale on right now too.
However, what has worked best is ensuring a full range of motion and that the areas are properly conditioned. That is what permanently fixes these areas and prepares the joints to be able to handle weight training and getting out of chairs and walking up and down stairs without an issue.