Can someone tell me how to add a “description”, “benefits”, “suggested use” section on my products?

https://www.amazon.com/Ordinary-Multi-Peptide-Density-Peptide-Powered-Formula/dp/B09WMT8HYB/ref=zg_bs_g_11057581_d_sccl_12/137-4033149-9940208?th=1

check ordinary product for example. I am brand registered, and have access to A+ content, but i dont think thats that