Take Hydrolyzed collagen, 10-20 grams daily. 

You can find this at any supplement store now, or online, its packaged as collagen peptides.

Improves skin health, tendon and connective tissue recovery.

Its flavorless, can be mixed into any liquid.

Best time to take is right after exercising, other take it at night before bed.

Research is compelling. Its very cheap as well.

https://examine.com/supplements/type-ii-collagen/

Most supplements I purchase from TrueNutrition.

Made in the USA, highest level of quality control

Use code “AJAC235“, small 5% discount (affiliate code fyi) 

https://truenutrition.com/p-7447-grass-fed-hydrolyzed-beef-collagen-1lb.aspx