Product Page Optimization Headaches

hey everyone, i'm running a small e-commerce shop, nothing huge, but we're getting some decent traffic overall. the thing is, our product pages feel like they're in witness protection. i recently decided to buckle down and really focus on product page optimization, thinking, 'how hard can it be, right?' oh, how naive i was. my cms seems to have a personal vendetta against anything resembling good seo. i'm tearing my hair out trying to craft unique product descriptions that actually stand a chance of ranking, especially when i'm battling manufacturer copy that's plastered all over the internet. and don't even get me started on schema markup – i feel like i'm playing jenga with my entire site every time i try to implement it. it's genuinely like google *knows* i'm trying too hard and just decides to hide my stuff. so, i'm reaching out to the wise folks here: what are your absolute go-to, battle-tested tips for product page seo? any tools or plugins that don't make you want to throw your monitor across the room? i'm particularly interested in advice on content strategy – how do you make those descriptions sing without sounding like a robot? – and how to effectively avoid duplicate content issues when you have similar products or are using supplier descriptions. ultimately, i just want these product pages to actually show up in search results and, you know, do their job. thanks in advance!