1000mg THC + 2,500mg CBD Rosin Tincture My Brother's Flower RAW Extra Strength Tincture is the highest CBD option on the market and is meant to compliment any daily regimen. With three simple ingredients: clean cannabinoid oils, botanically-derived terpenes and Piperene, which enhances the bio-availability to your endocannabinoid system, this blend ensures a pure and highly potent Rosin based delivery.