The Flask of Crimson Tears can be upgraded using Golden Seeds and Sacred Tears. Golden Seeds increase the number of charges the flask has allowing you to use it more times before you need to refill it at a Site of Grace. Sacred Tears are used to upgrade the potency of the flask allowin...
Make sure to fully max out how much HP and FP your Flask of Tears restores as well, and go in with more Crimson Tears charges than Cerulean Tears. (If you’re running a Thorns build, you really don’t need Cerulean Tears at all.) Finally, it’s a good idea...
once leveled up, work as the perfect tanky companion. Instead of costing FP, the Mimic Tear Ashes cost a sizable chunk of HP. So, if you’re willing to spend a Crimson Tears Flask to clone yourself, we highly recommend it.