Sardines on Rye with Lemon

Tinned sardines on dark rye with lemon — 29 g of protein, ~1.4 g of EPA+DHA omega-3, ~350 mg of calcium and ~8 mcg of B12 in five minutes, no cooking.

2 min read August 10, 2026 AgeGen Editorial
Sardines on Rye with Lemon — AgeGen

A 5-minute, no-cook breakfast delivering 29 g of protein and 360 kcal — tinned sardines are one of the few foods that provide omega-3, vitamin D and calcium in a single serving, and the edible bones are where the calcium lives. Mash a drained tin onto dark rye, squeeze lemon over the top, and add cracked pepper and flat-leaf parsley.

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One of the few foods that gives you omega-3, vitamin D and calcium in the same bite.

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Mr. Age is AgeGen's editorial character. Facts come from the protocol above.

Ingredients (1 serving)

  • Sardines in olive oil, drained — 90 g (1 tin)
  • Dark rye bread — 2 slices (60 g)
  • Lemon juice — 1 tsp
  • Flat-leaf parsley — 1 tbsp, chopped
  • Cracked black pepper — to taste

Macros per serving

  • Calories: 360 kcal
  • Protein: 29 g
  • Fat: 13 g
  • Carbs: 28 g
  • Fiber: 4 g

Key micronutrients

  • Omega-3 EPA+DHA: ~1.4 g
  • Calcium: ~350 mg
  • Vitamin B12: ~8 mcg
  • Vitamin D: ~180 IU

Why it earns a spot in the rotation

  • Omega-3 density. ~1.4 g of EPA+DHA per tin. Most Western diets fall short of the 250–500 mg/day associated with cardiovascular benefit; one tin covers several days.
  • Calcium from the bones. The soft, edible vertebrae in a tinned sardine are a meaningful calcium source (~350 mg/serving) — comparable to a glass of milk, without the dairy.
  • Vitamin B12. ~8 mcg — well above the 2.4 mcg adult RDA in a single serving.
  • Vitamin D. ~180 IU from a natural food source, at a time when most people are deficient.
  • Speed. No cooking, no prep beyond opening a tin. Five minutes including plating.

Sources

AgeGen recipes are sourced from the USDA FoodData Central database. Macros are calculated per the ingredient panel; round to the gram.

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