Luteal Phase
Nutrition Guide
Progesterone, cravings, and the most misunderstood phase
Understanding the Luteal phase
The corpus luteum releases progesterone, which raises body temperature, slows digestion, and increases appetite. Cravings are physiological — not a willpower failure. The luteal phase is the most nutrition-sensitive phase of the cycle, and the one most women are fighting against instead of working with.
Why hunger rises in your luteal phase
After ovulation, the corpus luteum starts producing progesterone. Progesterone raises your basal metabolic rate by 100 to 300 kcal per day — your body is literally burning more fuel at rest. The hunger you feel in the second half of your cycle is not a willpower problem. It's a measurable physiological signal that your energy needs have changed.
Progesterone also reduces insulin sensitivity slightly, which makes blood sugar swings sharper. Combined with a serotonin dip in the late luteal phase, the result is real, physical carb cravings — particularly for complex carbs like oats, sweet potato, and chocolate (which raise serotonin).
Most calorie trackers treat the extra hunger as a failure mode — you went over your target. Oli treats it as data. Your luteal phase calorie target shifts up automatically by 3 to 6% based on your cycle data from Apple Health, so the higher intake is on-plan, not off-plan.
Practical fixes for luteal hunger: front-load protein at each meal (slows glucose absorption), prioritise magnesium-rich foods (dark chocolate, pumpkin seeds, leafy greens), and don't restrict complex carbs — the serotonin support they provide is doing real work.
What your macros should look like in the Luteal phase
Maintain high protein. Protein stabilises blood sugar and reduces cravings more effectively than any other macro.
Complex carbs support serotonin production — directly helping mood and reducing PMS symptoms. Don't restrict them.
Magnesium-rich foods and healthy fats help progesterone production. This is not the time for very low fat.
What your body needs most right now
Reduces PMS symptoms, bloating, and mood changes. Studies show most women with PMS are deficient.
Clinically shown to reduce PMS severity when taken consistently. Dairy, sardines, leafy greens.
Supports progesterone production and reduces mood-related PMS symptoms.
Raise serotonin — your brain's mood stabiliser. The craving for carbs in this phase is your body asking for serotonin.
Serotonin precursor. Turkey, eggs, nuts, and seeds are good sources.
Foods to eat more of
Magnesium + mood-supporting compounds. The craving is real and the food is genuinely helpful.
High tryptophan for serotonin production. Lean protein keeps blood sugar stable.
Complex carbs that raise serotonin without spiking blood sugar. A luteal phase staple.
Magnesium-dense. A handful covers ~20% of your daily need.
Complex carbs + B6 + protein. Stabilises blood sugar and supports progesterone.
Omega-3s reduce PMS inflammation and support mood via brain health.
B6 + magnesium + natural sugars that don't spike blood sugar as hard as refined options.
Foods to cut back
Worsens breast tenderness, anxiety, and disrupts the sleep you need more of in this phase.
Depletes B vitamins and magnesium — the exact nutrients you're trying to get more of.
Worsens the water retention and bloating that progesterone already causes.
Spikes then crashes blood sugar, which dramatically worsens mood swings and cravings.
Working out in the Luteal phase
Moderate intensity works best in the first week of the luteal phase. In the final days before your period, energy drops significantly — this is a built-in recovery window, not a failure. Oli accounts for this in its activity-adjusted targets.
What Oli does automatically for you
Raises calorie targets slightly to account for your elevated metabolic rate.
Increases magnesium and B6 tracking targets as your luteal phase begins.
Recognises that cravings in this phase are physiological — and suggests satisfying them with foods that actually help.
Does not flag slightly higher food intake as "over target" during the luteal phase.
Notifies you when your luteal phase is approaching so you can prepare.
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