Amazon has the 20-Count 0.1oz Four Sigmatic Lion's Mane Mushroom Coffee Mix (Immune & Memory Support) for $16  - 25% off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $12 with free shipping on $25+ or with Prime (extra 15% off with 5+ items S&S order).