Show me a screenshot of the menu item location you wish to be removed.
You can use any properly coded WooCOmmerce theme.
However, there are a few that style and also marry BuddyPress with WC Vendors and WC Vendors Pro.
They’re complex but they are kinda cool:
Social Marketplace https://www.buddyboss.com/product/social-marketplace
Re:Hub Vendor http://revendor.wpsoul.net/