Bark & Wag CBD is on the market! The hemp extract used in our tinctures are sourced locally from a farm in Boulder, CO and are manufactured in Colorado as well. The isolate is refined to 99%+ purity with 0ppm THC. Having a THC-Free product is critical for pets. Bark & Wag Pet Tinctures are formulated with the best raw materials which have passed a 6 panel test: potency, residual solvents, terpene content, bio-contaminants (including mold), pesticides, and heavy metals. Our tinctures come in 4 strengths: 300mg, 750mg, 1200mg, and 2400mg. Please see our suggested dosing chart. We are certified by the Colorado Department of Health and Environment and registered with the Department of Agriculture and Metric. A portion of Bark & Wag profits support local animal rescues and The Humane Society.