Does Creatine Help With Depression? What New Research Shows

Creatine talk is everywhere right now — your gym friend's shaker bottle, that wellness newsletter, the "it girl supplement of 2026" headlines. But a new review out this week points somewhere different: not muscles, but mood. Researchers pulled together five clinical trials testing creatine against depression, and the two that actually showed a benefit were both trials that enrolled only women. That's the real finding. What it means for you is more nuanced, and worth walking through slowly rather than turning into another supplement you feel behind on.

Does creatine help with depression?

Sometimes, in a specific and limited way. A systematic review published June 30 in the Canadian Journal of Psychiatry found that creatine monohydrate, added to standard treatment, reduced depressive symptoms in two of five randomized trials — and both of those trials studied women with major depressive disorder. Three other trials, in different populations, found no benefit at all. So the honest answer is: promising for some women, not proven for everyone, and not a stand-in for your current treatment.

What the new research actually found

A team at the University of Ottawa, led by researcher Bassam Jeryous Fares, reviewed 238 people across five trials run in South Korea, the U.S., Brazil, Israel, and India. Most participants were women, and two of the five trials enrolled women exclusively.

In one of those trials, women with major depressive disorder took 5 grams of creatine monohydrate daily alongside the antidepressant escitalopram, and saw significantly greater symptom relief than the group taking the antidepressant alone. In another, pairing creatine with cognitive behavioral therapy produced a similar lift. The other three trials — including one in adolescent girls and one in people with treatment-resistant depression — found no meaningful difference, and one flagged a real safety concern: two participants with bipolar disorder developed hypomania or mania while taking creatine. That's not a footnote. If bipolar disorder runs in your history, this is something to skip or only try under a doctor's direct supervision.

Corresponding author Nicholas Fabiano was careful about what the data can and can't say: "At this point in time, there is no clear signal that creatine works better in women or men. However, of the trials in our review, the majority of participants were women." Lead author Fares put it even more plainly: "The signal is interesting, but it is not a verdict… That is not the kind of evidence on which you change clinical practice."

Why this matters more for her

Here's why I don't want to shrug this one off, even with all those careful hedges. Women are diagnosed with depression at roughly twice the rate of men, and for decades, the antidepressant research this evidence builds on was tested mostly on male bodies by default. So when a review's authors have to say, almost as an aside, that the two trials which actually worked happened to be the ones studying women, that's not a small detail. That's a data point that most research wasn't even designed to notice. It's the same pattern that shows up when AI systems quietly file women's health questions under "home and family" instead of treating them as real medical queries — women's specific biology keeps getting treated as a footnote instead of the main text.

If you're already managing low mood, or you're on an antidepressant and wondering what else might genuinely help alongside it, this is worth a real conversation with your doctor or psychiatrist — not because creatine is settled science, but because you deserve to know the option exists and exactly how strong (or not) the evidence actually is. And if you've already been making small, deliberate protein swaps in your own kitchen, you're closer to this conversation than you'd think. Creatine is a compound your body partly makes from the protein you eat, largely stored in muscle, and diets lower in meat and fish mean lower natural stores to begin with — one more quiet reason protein deserves more attention than it gets.

There's something almost hopeful buried in a review this cautious, too. Medicine asking better, more specific questions about women's bodies instead of averaging us into "adults" is exactly the kind of slow, unglamorous progress that makes room for real hope to grow back — not a cure, just a door left open a little wider than it was.

One thing to try, if you're curious

You don't need to order a tub of powder tonight. The one useful thing to do: write down the actual study details — 5 grams of creatine monohydrate daily, taken consistently, with no extra benefit found at higher doses — and bring it to your next appointment as a genuine question, not a plan you've already made. Registered dietitian Molly Knudsen, who covered this review for mindbodygreen, summed up the dosing lesson well: "Higher doses in the review didn't produce better outcomes, so more isn't necessarily better here." Consistency over intensity. That's the whole move, and it's one your doctor can actually help you make safely.

Quote to sit with

Caring for myself is not self-indulgence, it is self-preservation, and that is an act of political warfare.

— Audre Lorde, A Burst of Light (1988)

💌 Sarah