People apologize to me for eating sardines.

They say it like a confession. "I know it's weird, but I've been eating a lot of sardines lately." As if they've done something they need to account for. As if sardines are a sign of something going wrong.

A 3.75-ounce tin of sardines in olive oil contains approximately 1,000 mg of EPA plus DHA, a full day's worth of vitamin B12, calcium from the bones, selenium, vitamin D, and 23 grams of complete protein. The fish are small, short-lived, and near the bottom of the food chain — which means their mercury content is negligible. They cost between one and three dollars. They require no cooking. No dishes. No time. You open the tin and you eat.

There is no cheaper, faster, more nutritionally complete food for brain health available in the American grocery system. Full stop.

And yet people apologize for them.

Part of it is cultural. Sardines are associated with poverty, with wartime rationing, with the smell that comes from not understanding how to eat them. Part of it is that food culture in this country has spent thirty years telling people that health food looks a certain way — that it is fresh and artisanal and expensive — and sardines don't look like that.

The other part is that sardines require you to eat the whole fish, and something about that registers as extreme when you're not used to it.

I want to recalibrate this. A tin of sardines in olive oil — opened at the counter, eaten with a fork or eaten with crackers or eaten straight from the tin — is a complete mental health protocol on a hard day. Not a compromise, not a failure, not an embarrassing admission. A protocol.

The culinary tradition of Mediterranean Europe has eaten small preserved fish for centuries. The omega-3 research that underpins modern nutritional psychiatry was partially built on populations that ate oily fish regularly, as a matter of ordinary practice. The meal that moved outcomes in the SMILES trial included fatty fish multiple times a week.

Sardines are the fastest way to get there. They belong in every kitchen, in a stack of tins in the pantry, available for the days when cooking is not happening and the body still needs to be fed.

I put them in the Simmerstate emergency pantry protocol — Level 2, crisis-adjacent — not because they are a consolation prize, but because they are one of the best foods available for exactly the moment when you need food to work and you don't have the capacity to do anything about it.

Open the tin. Eat. That is the protocol.