Yes, in a practical sense. Suppliers who list early can build assortment and be present on product pages while buyers start comparing offers.
Ordentic compares suppliers by price. On a product page, listings are ordered by unit price. Being live early means your offers can already appear when an oral healthcare practice shops, as long as your listings are active and competitively priced. You can check price position under listings:
See Verified suppliers.
There is no ratings or written-review system that early suppliers "build up." Advantage comes from listing early, growing assortment, and staying competitive on price and delivery.