Our original CUBED Naturals GOLD Tincture is available in 300mg, 1200mg and 3600mg formulations. The Starter300 is the perfect size to test out and see if a CBD supplement will work for you. The 300mg tincture use a graduated dropper in .25ml, .50ml, .75ml that will dose at 5mg, 10mg, 15mg. It comes in a 1/2(15ml) sized bottle. The base of tincture is 100% natural, artisan Extra Virgin Olive Oil that is exclusively imported for us from Orvieto, Italy. We use pure third party tested CBD Isolate. Our Isolate is THC free and is sourced from New York State producers.