TL;DR: Raw Performance Large Bone Marrow is a single-ingredient beef marrow chew made from Canadian-sourced beef bones. It's built for adult dogs that are moderate to heavy chewers, offering a long-lasting chew that supports dental and joint health. This large marrow bone gives dogs a durable, enrichment-focused chew with no artificial additives, preservatives, or fillers. The marrow inside delivers natural fats and collagen, while the hard outer bone provides the mechanical chewing action that helps scrape plaque from teeth. If you want to buy beef online as a chew rather than a meal, this whole-bone format is a longer-lasting option built around a single protein: beef. Key features Made from 100% Canadian-sourced beef bones Contains natural marrow and collagen Supports dental health by helping reduce plaque build-up during chewing Supports joint health through naturally occurring nutrients in marrow and bone Encourages mental stimulation and long-lasting chewing Free from artificial additives, preservatives, and fillers Specifications Attribute Value Brand Raw Performance Protein source Beef Source country Canada Life stage Adult Format Large bone marrow chew Health focus Joint support, dental support Additives None (no preservatives or fillers) Who is it for? This chew is intended for adult dogs that are moderate to heavy chewers and enjoy working on a dense, long-lasting bone. The large size makes it better suited to medium and larger breeds than to small dogs or puppies with developing teeth. Owners who feed a complete raw diet often add marrow bones as a complementary enrichment chew. If your dog is smaller or a lighter chewer, the Raw Performance - Medium Beef Bone Marrow Dog Treats offer the same format in a more manageable size. How do you serve a large beef marrow bone? Offer the bone frozen or thawed on a surface that's easy to clean, and always supervise your dog while they chew. Limit sessions to roughly 20–30 minutes, refrigerate between uses, and discard the bone once it becomes small enough to swallow or begins to splinter. Introduce new raw items gradually if your dog hasn't had them before, and keep fresh water available. A single large marrow bone typically lasts multiple chewing sessions, which stretches its value compared with softer treats. What else pairs well with it? Pair it with Raw Performance - Beef Knuckle Bones for a softer, cartilage-rich chew, or try Raw Performance - Beef Rib Bones for shorter sessions. Whether you buy beef bones as an occasional treat or a regular chew, rotating formats keeps chewing interesting. Available for same-day pickup at our North York, Toronto storefront, or ships Canada-wide.