Since 2014, Stirling has planted, grown, and produced the highest quality CBD from Organic, U.S. Grown Hemp. We make Pure, Potent, and Tested CBD. We Guarantee – Transparency – We believe in the Science of CBD. Stirling fact checks all our articles and provides real links to real research papers and university studies. Highest Quality Products – 99.6% Pure Isolate. No fake claims of a CBD-Only “Entourage Effect”. Then Entourage Effect was never meant to be a CBD Only study. Don’t believe the hype. People before Profits - Stirling CBD Oil is a well run efficient company working to make CBD affordable to everyone. No Celebrity Endorsers means no inflated pricing.