How should I store my Forth™ CBD Tincture Drops? Customer Service February 06, 2020 21:26 Updated Follow Forth CBD tincture drops should be kept in a dark, cool place. Make sure droppers are securely closed to maintain freshness. Related articles How long do I keep Forth™ CBD Tincture Drops under my tongue? What makes Forth™ CBD products so different from competitors? What is a tincture? Can I use Forth™ CBD products while taking prescription medication? What is a Muscle Rub? Comments 0 comments Please sign in to leave a comment.