For years, wellness culture has been obsessed with adding things. Protein powder. Greens powder. Collagen. Electrolytes. Capsules for sleep, skin, focus, stress and everything in between.
Now the internet has landed on something considerably less engineered: sardines.
“Sardinemaxxing” is the name circulating online for eating more sardines — sometimes a lot more — in pursuit of better nutrition, better skin, more protein and a generally more optimized diet. The name is new. The food isn’t.
Why sardines are suddenly everywhere
The appeal is easy to understand. Sardines are unusually nutrient-dense for something that comes ready to eat in a tin: high-quality protein, omega-3 fatty acids, vitamin B12, vitamin D, selenium and, when the bones are eaten, calcium. USDA data for canned sardines puts protein content at roughly 25g per 100g — remarkably close to the 24g in a single tin of Dines.
One food, multiple jobs. Protein for muscle. Omega-3 for the rest. No shaker required.
Sardinemaxxing is basically the opposite of biohacking
A lot of modern longevity culture is surprisingly complicated. Measure this. Supplement that. Build a protocol. Buy another powder.
Sardines make a different argument: sometimes the most efficient health intervention is simply eating better food, more often. There’s something almost funny about calling that “sardinemaxxing.” Nature already maxxed them. Small oily fish have been part of human diets for centuries — the trend is really just repackaging something very old in the language of modern optimization. Which is exactly the territory Dines was built for.
The skincare angle isn’t completely invented either
A large part of the current sardine conversation has centered on skin. That doesn’t make eating sardines a cosmetic treatment, but the nutritional logic behind the association is real: marine omega-3s alongside vitamin B12, vitamin D and selenium — the same nutrients researchers point to when explaining why sardines have become linked online to skin and overall health.
In other words: eat your skincare is a better line than it sounds. Just don’t confuse nutrition with dermatology.
Do you actually need to “maxx” them?
Probably not. The useful part of sardinemaxxing is eating sardines regularly. The less useful part is the internet’s habit of turning every good habit into an extreme one.
Public-health guidance generally recommends eating fish regularly rather than building a diet around a single species. The FDA and EPA recommend two to three weekly servings from their lower-mercury “Best Choices” category, and sardines sit comfortably on that list. More isn’t automatically better. Consistency is the interesting part — which is the entire idea behind our own 28-Day Sardine Cure.
The oldest biohack in the tin
Sardinemaxxing sounds like another fleeting internet trend. Maybe it is. But underneath the name is a fairly sensible idea: replace some of the manufactured things in your routine with an extraordinarily nutrient-dense whole food.
No proprietary blend. No twelve-step morning protocol. No scoop. Just sardines — which is, not coincidentally, the entire premise of Dines.