0 g total carbs per serving. Certified Gluten-Free by GFCO. (Gluten Free certified by www.gfco.org). 20+ hour simmered beef bones. Made with 100% grass-fed beef bones. Real bones real ingredients. Made from grass-fed beef bones simmered for 20+hours and combined with the best ingredients. Jump-start your daily broth ritual with our classic beef bone broth. It's bone broth from great ingredients, long 400 cook times, and real bones. Simmer & sip. U.S. inspected and passed by Department of Agriculture. Whole30. whole30.com. Kettleandfire.com/tips. www.gfco.org. www.whole30.com. KETTLEANDFIRE.COM /TIPS Tetra Pak. Protects what’s good. Tetra Pak. Tetra Recart.