November 2025– date –

Serotonin is a key neurotransmitter that stabilizes mood, improves sleep quality, and enhances stress resilience.Although serotonin is produced in the brain and the gut, its building blocks must come from daily nutrition. At Azabu Juban ...

🧠 Why do we feel down in winter? During winter, shorter daylight hours can affect our mood, motivation, and energy levels.This condition, known as Seasonal Affective Disorder (SAD), occurs when reduced sunlight disrupts the balance of s...