Can I take Creatine with Melatonin SR?

Understanding the interactions, benefits, and safety of combining these two powerful supplements.

Creatine
+
Melatonin SR

Short answer

We found no documented interaction between Creatine and Melatonin in the sources below. That isn't proof the combination is right for you: check each one's cautions, and ask your pharmacist if you take medication.

Creatine

What it is: A compound stored in muscle that supplies energy for short, intense effort. The body makes about 1 g a day.

What the research says: Creatine can increase strength and power for repeated short bursts like sprinting and lifting, but helps little with endurance exercise. Studies typically used 3 to 5 g a day after a loading phase; creatine monohydrate is the most studied form.

Cautions

  • Considered safe for healthy adults for weeks to months, and it seems safe for years.
  • It usually causes some weight gain from water retention; rarely cramps or stomach upset.

In Holitro: Creatine (750 mg per capsule)

Source: NIH Office of Dietary Supplements: Dietary Supplements for Exercise and Athletic Performance (updated March 2021)

Melatonin (slow release)

What it is: A slow-release form of melatonin, the hormone the brain makes in the dark to set your sleep-wake clock.

What the research says: Melatonin may help with jet lag and some circadian sleep problems. Sleep-medicine guidelines say there isn't enough evidence to recommend it for chronic insomnia.

Cautions

  • Short-term use seems safe for most people; long-term safety isn't known.
  • Older adults may feel drowsy the next day.

Medicines to check

  • Blood thinners and epilepsy: use only under medical supervision

Source: NIH National Center for Complementary and Integrative Health: Melatonin: What You Need To Know (updated May 2024)

Check with your doctor or pharmacist, especially if you take medication.

Check your stack — free

Educational information only, not medical advice. This reflects general ingredient overlap, not a personalized safety review. Always check with your doctor or pharmacist before combining supplements, especially if you take medication, are pregnant or nursing, or manage a health condition. These statements have not been evaluated by the FDA.

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