Snapper
Food · Protein · Food, Typed Supps
A lean, popular Australian fish with a bit more calcium and potassium than most fish give you.
Stage by stage
- Intake (Chewing): Chewing breaks down its lean protein structure.
- Stomach (Protein digestion begins): Stomach enzymes begin digesting the fish protein.
- Small intestine (Minerals & protein absorbed): Calcium, potassium, B12 and omega-3s are absorbed in the small intestine.
- Bone & cardiovascular tissue (Bone density & blood pressure support): Calcium supports bone remodelling; potassium helps regulate fluid balance and blood pressure.
Timing
Any meal — it doesn’t need pairing with anything else to absorb its nutrients.
Time to effect
- Weeks to months: Bone remodelling and blood pressure regulation respond to consistent mineral intake over time, not a single meal.
Allergens
Contains: Fish. Derived from what this food is, not from a product label.
Eating patterns
Fits: Pescatarian, Kosher, Keto, Gluten-free. Depends on the product: Halal, Low-FODMAP.
Satiety
209 on the satiety index, where white bread is 100 — very high. Modelled from the Holt et al. (1995) measurements.
Environmental footprint
13.6 kg CO2e and 3691 litres of freshwater per kg, matched to "Fish (farmed)" in Poore & Nemecek (2018), Science 360.
Cost band
Pricey — roughly £20 per kg, as a band midpoint rather than a price.
Key nutrients
Nutrition per 100g
- Calories: 96.6
- Protein: 20.3g
- Carbohydrate: 0g
- of which sugars: 0g
- Fat: 1.6g
- of which saturated: 0.5g
- Fibre: 0g
- Sodium: 85mg
Food vs. supplement
A 100g serving supplies meaningful calcium and potassium alongside lean protein, omega-3s, and B12 — output a plain mineral supplement can’t match.
Kitchen tip
Bake or grill whole fillets, skin-on — snapper’s mild flavour and firm texture make it forgiving for most cooking methods.
Common myth
"You need to eat fish bones to get any calcium from fish." In reality: Snapper’s flesh alone carries a genuinely useful amount of calcium without needing to eat the bones, unlike canned sardines where the bones do most of the work.
Recipes that use it
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In the glossary
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