Low mood in your menstrual phase

Low mood is feeling flat, tearful, or down without an obvious trigger. In your menstrual phase it tends to flare because estrogen and progesterone bottom out and prostaglandins rise to shed the uterine lining, which can bring on low mood.

What's happening in your menstrual phase

Estrogen and progesterone are at their lowest. Energy dips and your body wants rest, warmth, and iron-rich, easy-to-digest food.

What to eat

How to move

daylight and regular aerobic movement reliably lift mood chemistry.

Quick relief

  • Get morning light to support serotonin and your rhythm.
  • Keep gentle plans rather than isolating.
  • If low mood is severe or persistent, talk to a clinician about PMDD.

Sync your whole cycle, automatically

PhaseBloom builds your meals, workouts, and skincare around your exact cycle phase, day by day.

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Frequently asked questions

Why do I get low mood in my menstrual phase?

In your menstrual phase, estrogen and progesterone bottom out and prostaglandins rise to shed the uterine lining, which can bring on low mood.

What should I eat for low mood?

Foods that help include salmon, dark chocolate, oats, eggs.