Let him sleep for a while, he really is tired!
Su Pan'er instructed the kitchen to prepare dishes that would help Qin Yi strengthen his body. She thought and realized that the Winter Solstice Festival was just around the corner, so she might as well start preparing the pill that can boost Inner Strength.
At their current level, the pills produced using the original purple sand pot are full of impurities, which are not beneficial for their Inner Strength enhancement. Unless she used her Inner Strength to transform lung-fire, creating a pill that enhances Inner Strength, only such a pill would be effective in breaking through the bottleneck.
But right now, her Inner Strength cultivation is not sufficient. If she gets tired halfway through and needs to rest, the entire batch of pills would be ruined.
Plus, she doesn't have all the required medicinal ingredients, and that is why she has never tried making the pill.
But now, she still wanted to give it a shot.