Jade crane's Is bulletproof coffee very watery when it is brewed? It is suggested that the temperature should be controlled at 40℃-60℃ to fully dissolve it. If the water temperature is too high, the product will obviously agglomerate and it is not easy to stir. So, you can do this: take a bottle of Yuhe's? Bulletproof coffee, add 250-300ml warm water (40℃-60℃) and shake well before drinking.