Fernando Gomez-Pinilla spent decades at UCLA proving one thing above everything else.

That omega-3 fatty acids, DHA specifically, are the most critical nutritional intervention for brain health. That the brain requires them to function, to repair, to maintain its plasticity across a lifetime. That deficiency impairs cognition and that supplementation reverses damage in ways that almost nothing else can. He published this. He presented this. He built the research infrastructure that allowed others to build on it. Thirty-six thousand citations bearing his name, echoing through academic halls and laboratories on every continent.

He was the most cited researcher on omega-3 and the brain in the world.

I spent almost five years with him.

I sat at his table. I walked the Ballona Wetlands with him on Sunday mornings. I brought him dinner when his energy had fallen too low to cook. I was there when he was still teaching at UCLA in the final weeks of his life, standing before his students with the full force of his mind, offering the world everything he had found. I received the full weight of who he was — his research, his discipline, his love of what the brain is capable of when given what it needs.

I received what he was giving the world. Because of him, five years ago, I became aware of omega-3 and started.

In April I sent my blood to TruDiagnostic. The results arrived in May. My biological age is 45.8. My chronological age is 54. My telomeres are 41 years old. My inflammation markers place me in the top 93% for women my age. Every organ system is aging slowly.

One biomarker was flagged. One, in the entire report, above the 80th percentile.

The first recommendation listed: omega-3 fatty acids.

I sat with that for a long time. And then I asked myself the question I cannot stop thinking about: what would my biological age be had I not become aware? Those numbers — 45.8, telomeres of 41 — are what hearing looks like. I cannot wait to see what refining looks like.

36,000. The number of times Fernando's research has been cited by other scientists building on what he found.

And then this number: 2 to 4 grams. The therapeutic dose of EPA and DHA, the active forms of omega-3, that research shows is required to actually move biomarkers, reduce inflammation, and protect the brain across a lifetime.

Most people take one gram a day. A standard fish oil capsule delivers somewhere between 300 and 600 milligrams of actual EPA and DHA combined. That is less than a third of the minimum therapeutic dose.

The research Fernando built his career on used the dose that works.

I was next to that knowledge for five years. I had access to the world's foremost expert on this subject. Because of him, I was already taking omega-3. But I was taking the standard amount, the way most people do, and the research Fernando built his career on used the dose that works.

The gap between awareness and precision. That is the number that stopped me.

I am moving to a therapeutic dose of omega-3. Specifically, 2 to 4 grams of combined EPA and DHA daily, from a concentrated, high-quality source where the amount on the label is verifiable.

The specific number to look for is EPA plus DHA combined, in milligrams, on the back of the bottle. That number, added together, is what matters.

I am doing this because my TruDiagnostic report flagged it as the single most actionable intervention across my specific biomarkers. I am doing this because Fernando proved it to the world across decades of research. I am doing this because the data and the man are pointing in the same direction, and I have learned to pay attention when two sources of that quality agree.

I am also doing this for my brain. For my lung age, which is my oldest organ system at 53.6. For my telomeres, which are 41 years old and worth protecting. For the inflammation profile I have built, which I intend to keep.

He gave this to the world. I received it. Now I am refining it. And I cannot wait to see what my next report says.

Find your omega-3 supplement.

Turn the bottle to the back. Find the line that lists EPA and DHA specifically, in milligrams. Add those two numbers together.

If the total is below 1,000 milligrams, you are below the minimum threshold the research supports. If it is below 2,000, there is room to build.

This is the one intervention that appears across more of the aging biomarkers in my report than any other single thing. It is a dose. Fernando spent his life saying this.

Stay curious. Stay in charge.

— Holly