St John's Wort 1:1500ml Support your emotional wellness and mental clarity with St John's Wort, a time honoured herb traditionally used to promote a balanced mood and positive outlook. This 1: 1 plant to extract ratio delivers potent Hypericum perforatum in a convenient liquid form, making it easy to incorporate into your daily wellness routine. At 15 to 80ml weekly, you're giving yourself a concentrated dose of nature's most studied mood supporting botanical.