24/case directions: take 4 tablets once per day, or 2 tablets twice per day. Ingredients: lion's mane (hericium erinaceus) fruiting body extract blend 1100mg vitamin c 80mg other ingredients: microcrystalline cellulose, dicalcium phosphate, croscarmellose sodium, calcium stearate, hydroxypropyl cellulose, silicon dioxide, hydroxypropyl methylcellulose, glycerin. 09/09/16