These are new words used in the dialogue. Try to memorize them.
1. ぼくには for me 2. コレステロール choresterol 3. 高すぎて too high; to expensive 4. そんな風(ふう) in that manner/way 5. 気をつける to be careful; to pay attention 6. しんでしまう to die [completely] 7. 何でもない It's nothing. 8 せっかく take the trouble of ...; for you 9. 食べないなんて To say that you don't eat it... 10. あまい sweet 11. 弱い weak [~によわい: weak/poor at...; intolerant to...; easily tempted by...]