Nutrition per ~30 g · a 1 oz slice (thumb-sized)
129kcal
Protein11.5 g
Carbs1.2 g
Fat8.6 g
Fiber0 g
Vitamins
Vitamin B120.36 mcg15%
Vitamin A62.1 mcg7%
Minerals & other
Calcium355 mg27%
Sodium481 mg21%
Phosphorus208 mg17%
Selenium6.8 mcg12%
Zinc0.82 mg8%
Sugars0.24 g—
Saturated Fat4.5 g—
Monounsaturated Fat2.3 g—
Polyunsaturated Fat0.17 g—
Omega389.1 mg—
What drives the score weighted inputs
Nutrient density19.1/35Vitamins and minerals relative to calories — the single biggest driver.
Protein quality14.0/15How much protein it delivers, by absolute grams and per calorie.
Bioactives7.0/15Polyphenols, flavonoids and other beneficial plant compounds.
Fiber0.0/10Dietary fiber for gut health, satiety and steadier blood sugar.
Healthy fats3.0/10Fat quality — unsaturated against saturated, and trans-fat free.
Glycemic impact10.0/10Low sugar with a high fiber-to-carb ratio scores best.
These are the scored components, not a sum: the published score also reflects normalisation across the catalog, so the parts above will not add to 51.
Less a 4.0 anti-nutrient penalty (high saturated fat, high sodium).
What it feeds primary sources only
Systems
ImmuneBrainCardioEnergyMuscleBonesLongevityHormonesSkinLiverEyesReproductiveJoints
Pathways
MethylationAntioxidantBoneThyroidDetoxHematopoiesisLipidsMembranesVascular NOClottingmTORSteroidogenesisInsulin Signaling
Overview
Parmesan (Parmigiano-Reggiano) originates from Italy's Emilia-Romagna region and undergoes 24-36 months of aging, creating a distinctive crystalline texture and concentrated nutrient density. During maturation, lactose content decreases significantly while proteins break down into amino acids and bioactive peptides, including casomorphins and lactoferrin. Per 100g, aged Parmesan contains approximately 38g protein, 1200mg calcium, and minimal lactose, making it suitable for many individuals with dairy sensitivity. The aging process also concentrates fat-soluble vitamins A, D, and K2—critical for bone mineralization, vascular health, and longevity. The umami compound glutamate enhances satiety and may reduce overall caloric intake when used as a flavor enhancer. Parmesan's high sodium content requires moderation, particularly for hypertension management. The bioavailable calcium-to-phosphorus ratio supports skeletal health, while conjugated linoleic acid (CLA) from grass-fed milk sources offers potential anti-inflammatory benefits. Its role in Mediterranean dietary patterns—consistently associated with extended healthspan—supports its inclusion in longevity-focused nutrition strategies.
Health benefits 5
Supports bone mineral density and fracture preventionstrong
High bioavailable calcium and vitamin K2 content promote osteoblast activity and bone matrix formation, while the acidic aging process maintains optimal calcium absorption conditions
Enhances muscle protein synthesis and recoverymoderate
Complete amino acid profile with high leucine content activates mTOR signaling, while bioactive peptides support anabolic response to resistance exercise
Reduces overall dietary energy intake through satietymoderate
Concentrated protein and glutamate content increases cholecystokinin (CCK) release, extending satiety duration and reducing subsequent caloric consumption
Supports vascular endothelial functionmoderate
Vitamin K2 activates matrix Gla protein, preventing arterial calcification and supporting healthy blood vessel elasticity
Provides bioavailable micronutrients for cellular energy productionmoderate
Rich in B12, selenium, and phosphorus—cofactors in ATP synthesis, antioxidant defense, and mitochondrial function
Pairs with
- Pair with leafy greens (spinach, arugula) because fat-soluble vitamins in Parmesan enhance absorption of polyphenols and fat-soluble compounds in vegetables
- Combine with tomato-based dishes because lycopene absorption increases in the presence of dietary fat from cheese, while umami compounds complement tomato glutamates
- Eat with whole grains (farro, barley) because the complete protein profile complements grain amino acids, creating superior amino acid balance for muscle synthesis
- Pair with cruciferous vegetables (broccoli, Brussels sprouts) because the calcium supports detoxification enzyme systems activated by sulforaphane compounds
- Combine with olive oil drizzle because polyphenols in quality olive oil synergize with Parmesan's anti-inflammatory compounds and improve micronutrient bioavailability
In the kitchen
- Use a microplane to create fine shavings rather than large chunks—this increases surface area and allows smaller quantities to distribute flavor more effectively, reducing sodium intake while maintaining satisfaction
- Store in parchment paper (not plastic) in the coldest section of your refrigerator to maintain optimal texture and prevent moisture accumulation that degrades quality
- Select aged Parmigiano-Reggiano (minimum 24 months) over younger variants—extended aging increases amino acid concentration and reduces lactose content further
- Add Parmesan to dishes at the end of cooking rather than during to preserve heat-sensitive bioactive compounds, particularly B vitamins
- Limit daily intake to 1-2 tablespoons (15-30g) due to high sodium content; this provides substantial nutritional benefit while maintaining sodium moderation for cardiovascular health
When to eat it midday
Consuming Parmesan at lunch with carbohydrates and vegetables optimizes amino acid absorption for afternoon protein synthesis and provides sustained satiety through afternoon, reducing caloric intake at dinner
Breaks a fast
Best avoided
Small amounts (under 1 tablespoon) can be incorporated during eating window without breaking metabolic fast benefits; best consumed with other whole foods rather than in isolation