Seed cycling is the practice of pairing specific seeds with certain phases of your menstrual cycle to support hormone balance. You eat two seeds for the first half of your cycle, then switch to two different seeds for the second half. It is food, not a supplement protocol, which is part of why I like it as a starting point.

Day 1 of your cycle is the first day you bleed. If your cycle is irregular or absent, you can start seed cycling at any time. Begin with the first two-week phase and keep the pattern going until a regular cycle is established.

You can get the seeds in through smoothies, oatmeal, yogurt, toast, or salads. The energy ball recipe below is the version most women stick with, because it takes the daily decision off your plate.

Days 1 to 14: the follicular phase

1 tbsp pumpkin seeds + 1 tbsp ground flaxseed daily.
Flaxseed is a phytoestrogen, which means it can both bind excess estrogen and support low estrogen. Estrogen is the dominant hormone in this phase.
Pumpkin seeds provide zinc and healthy fats to support overall hormone balance.

Days 15 to 28: the luteal phase

1 tbsp sunflower seeds + 1 tbsp sesame seeds daily.
Sesame seeds are high in zinc and lignans, which support progesterone balance.
Sunflower seeds are rich in vitamin E and selenium, which aid progesterone production and liver detoxification of excess estrogen.

Buying and storing your seeds

Grind your flax. Whole flaxseed passes through mostly undigested. Buy it ground or grind it yourself in a coffee grinder.
Keep ground flax in the freezer. The oils go rancid quickly at room temperature.
Raw and unsalted is best for pumpkin, sunflower, and sesame seeds.
A savory option: mix ground flax with cracked pepper, olive oil, and spices and use it as a seasoning for vegetables or meat.

Seed cycling energy balls

Adapted from Gimme Some Oven. These are no-bake, and you make them in two batches, one for each phase. Each recipe yields about 28 balls. Eat 2 per day to hit the recommended seed serving.

Follicular phase bites (days 1 to 14)

¾ cup + 2 tbsp ground flaxseed
¾ cup + 2 tbsp raw pumpkin seeds
⅓ cup almond butter (or your preferred nut butter)
⅓ cup sunflower butter
½ cup old-fashioned oats
½ cup mini semisweet chocolate chips
⅓ cup honey
1 tsp vanilla extract
¼ cup hemp seeds

Luteal phase bites (days 15 to 28)

¾ cup + 2 tbsp sunflower seeds
¾ cup + 2 tbsp sesame seeds
⅔ cup natural peanut butter (or your preferred nut butter)
½ cup old-fashioned oats
½ cup mini semisweet chocolate chips
⅓ cup honey
1 tsp vanilla extract

How to make them

Combine. Stir everything together in a large mixing bowl until evenly mixed. If it seems too dry or is not sticking together, add a few extra tablespoons of nut butter.
Chill. Cover and refrigerate for 1 to 2 hours so the mixture firms up before rolling.
Roll. Using a medium cookie scoop or a spoon, scoop about 2 tablespoons of mixture and roll into a ball. For extra accuracy, weigh the total mixture and divide by 28.
Store. Keep in a sealed container in the refrigerator for up to 2 weeks, or freeze for up to 3 months. Thaw before eating, since frozen bites are rock solid straight out of the freezer.

Make a fresh follicular batch for days 1 to 14, then a fresh luteal batch for days 15 to 28.

What to expect

Seed cycling is low risk and food-first, which is why it is a reasonable place to start. The research on it is still limited, so give it about 3 months before you judge it, and keep the foundations in place alongside it: protein at every meal, sleep, movement, and blood work if your cycles are irregular, painful, or absent.

One step at a time. You don’t need to overhaul everything at once.