Su Yichen's face was slightly flushed, and he seemed a little embarrassed.
"Usually, when my brother goes to school, he often doesn't dare talk to people because of the bad smell in his mouth. He doesn't even dare stand too close to his teacher."
"All right."
"Once I make more tooth powder, the whole family can use it."
Su Qiao felt that if she wanted to lead her family in earning silver and living better lives, the first thing she should do was improve everyone's personal hygiene habits.
For example, after getting up in the morning, they absolutely had to brush their teeth and wash their faces.
And when they went to the toilet, they had to use coarse paper instead of leaves or branches. Afterward, they had to wash their hands.
Su Yihe hurriedly shook his head. "No, I don't need it. Such precious stuff would be wasted on me. I can just use willow twigs soaked in water. I'm already used to it."
Ernie gritted her teeth. "I... I don't need it either."
On the one hand, Ernie was too embarrassed to accept it. On the other, like her brother, she felt that the stuff was precious.
Su Qiao saw through her thoughts at a glance. "There's nothing precious about it. We can gather the medicinal ingredients ourselves in the mountains."
"Ernie, you and I are both girls. It's very unbecoming for a girl's teeth to be yellow and black, and it can also affect her chances of getting engaged in the future. So you should use it with me!"
"For teeth that are only a little yellow like ours, brushing them a few more times should make them turn white. If you keep brushing every morning and evening from now on, your teeth will become whiter and