Vegetable

Fungi

92Health
Score

A+

Fungi are nutrient-dense foods rich in protein, fiber, and bioactive compounds including beta-glucans and ergothioneine. They provide essential minerals and B vitamins with minimal calories, making them valuable for longevity-focused diets.

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Why Fungi scores 92

Nutrient density34

Protein quality9

Fiber content10

Healthy fats5

Bioactive compounds11

Glycemic impact10

Top nutrients

Manganese84.8Selenium78.9Riboflavin64.9Niacin39.2Iron32.7

Nutrition

per_100g

284

Calories

9.3g

Protein

73g

Carbs

0.7g

Fat

70.1g

Fiber

Health benefits

Enhanced immune function and reduced systemic inflammation

strong evidence

Beta-glucans activate pattern recognition receptors on immune cells (particularly macrophages and dendritic cells), enhancing innate immunity and modulating inflammatory cytokines like TNF-α and IL-6, which are implicated in aging

Improved cardiovascular health through blood pressure and lipid regulation

moderate evidence

High potassium content (754mg per 100g) supports vasodilation and sodium excretion, while bioactive compounds reduce LDL oxidation and support endothelial function

Neuroprotection and cognitive preservation with aging

moderate evidence

Ergothioneine accumulates in neuronal mitochondria and provides direct antioxidant protection; polysaccharides may reduce neuroinflammation via microglia modulation

Gut microbiome optimization and metabolic health

strong evidence

High fiber and indigestible polysaccharides serve as prebiotics, promoting growth of beneficial Firmicutes and Bacteroidetes species that produce short-chain fatty acids supporting intestinal barrier function

Reduced cancer risk through immune and apoptotic pathways

moderate evidence

Polysaccharide-K (PSK) and lentinan enhance natural killer cell activity and tumor-associated macrophage function; ergothioneine supports DNA repair mechanisms

Pairs well with

·Pair with vitamin C-rich foods (bell peppers, citrus, tomatoes) to enhance iron absorption from fungi's 5.88mg iron per 100g, supporting oxygen transport in aging
·Combine with healthy fats (olive oil, avocado, nuts) to enhance absorption of fat-soluble ergothioneine and support bioavailability of polysaccharide compounds
·Serve with allium vegetables (garlic, onions, leeks) containing organosulfur compounds that synergistically enhance immune-modulating effects and reduce cardiovascular disease markers
·Pair with cruciferous vegetables (broccoli, cabbage) to amplify glucosinolate metabolism and upregulate phase II detoxification enzymes

Practical tips

·Best timing: anytime
·Expose dried mushrooms to 15-20 minutes of direct sunlight before consumption to activate ergosterol conversion to bioavailable vitamin D2
·Cook fungi rather than consuming raw to break down chitin cell walls and increase bioavailability of beta-glucans and ergothioneine by 25-35%
·Store dried fungi in airtight containers in cool, dark conditions; selenium and polysaccharide compounds degrade with moisture and light exposure over 6+ months
·Select mushroom varieties with darker pigmentation (shiitake, maitake, oyster) which contain higher concentrations of bioactive polysaccharides than white button varieties
·Consume fungi regularly (2-3 times weekly) rather than sporadically, as immune-modulating benefits accumulate with consistent intake due to polysaccharide effects on immune memory

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