Fung Shui high strength premium liquid extract tinctures are rich in Vitamin C which contributes to normal psychological function and zinc which also contributes to normal cognitive function. Combine with mindfulness meditation, brain exercises, and omega-3. Discover clean, herbal supplements—no fillers or additives. Prefer great tasting, bioavailable tinctures over Lion’s Mane capsules or powder? You're at the right place. Clear instructions, clean ingredients, and guidance on dosage - UK-grown Lion’s Mane tincture that's triple extracted, third party tested, delivering 5000mg per dose with a 90-day money back guarantee.