Mushrooms, crimini

Key Nutrients

Key nutrients in Mushrooms, crimini
Nutrient Amount DV% Rating
copper 0.36 mg 40% Excellent
selenium 18.72 mcg 34% Excellent
vitamin B2 0.35 mg 27% Excellent
pantothenic acid 1.08 mg 22% Excellent
vitamin B3 2.74 mg 17% Excellent
phosphorus 86.4 mg 12% Excellent
zinc 0.79 mg 7% Very Good
potassium 322.56 mg 7% Very Good
vitamin B1 0.07 mg 6% Very Good
vitamin B6 0.08 mg 5% Good
folate 18 mcg 5% Good
manganese 0.1 mg 4% Good
choline 15.91 mg 4% Good
protein 1.8 g 4% Good
vitamin B12 0.07 mcg 3% Good
vitamin B5 1.3 mg 13% Excellent
dietary fiber 0.85 g 3.4% Good
magnesium 6.48 mg 2% Good
iron 0.29 mg 2% Good
calcium 12.96 mg 1% Good

copper

Excellent
0.36 mg 40% DV

selenium

Excellent
18.72 mcg 34% DV

vitamin B2

Excellent
0.35 mg 27% DV

pantothenic acid

Excellent
1.08 mg 22% DV

vitamin B3

Excellent
2.74 mg 17% DV

phosphorus

Excellent
86.4 mg 12% DV

zinc

Very Good
0.79 mg 7% DV

potassium

Very Good
322.56 mg 7% DV

vitamin B1

Very Good
0.07 mg 6% DV

vitamin B6

Good
0.08 mg 5% DV

folate

Good
18 mcg 5% DV

manganese

Good
0.1 mg 4% DV

choline

Good
15.91 mg 4% DV

protein

Good
1.8 g 4% DV
0.07 mcg 3% DV

vitamin B5

Excellent
1.3 mg 13% DV
0.85 g 3.4% DV

magnesium

Good
6.48 mg 2% DV

iron

Good
0.29 mg 2% DV

calcium

Good
12.96 mg 1% DV

View full nutrient profile →

About Mushrooms, crimini

What’s new and beneficial about crimini mushrooms

  • Crimini mushrooms (Agaricus bisporus) are one of the few non-animal foods that contain measurable vitamin B12. HPLC and mass spectrometry analysis confirmed the corrinoid in cultivated button mushrooms matches authentic B12 rather than inactive pseudovitamin analogs. Three caveats limit confidence in this finding. B12 is not always detected across batches. Concentrations are highest in the outer peel, suggesting bacterial origin on the mushroom surface rather than biosynthesis by the fungus itself. Other mushroom species (notably lion’s mane) contain B12[c-lactone], an inactive corrinoid. Crimini mushrooms should not serve as a primary B12 source, but they may contribute meaningfully for people who eat them regularly.
  • Storage temperature affects both texture and phytonutrient retention. Over six to eight days, mushrooms stored at 38°F (3°C) maintained color and firmness, while those approaching 59°F (15°C) showed progressive browning and hardening. The likely mechanism: polyphenol oxidase, an enzyme that degrades phenolic antioxidants, becomes more active at higher temperatures. Fungi lack the rigid cellulose cell walls that slow enzymatic degradation in plants, making them more susceptible. Refrigerate promptly after purchase.
  • Cooking method affects antioxidant retention. In one comparison, microwaving (2 min) and boiling (5 min) both reduced total antioxidant capacity, while stir-frying (2 min) slightly increased it. Water-soluble antioxidants likely leached into cooking liquid during the wet-heat methods. Sauteing in oil avoids this loss pathway.
  • In a 16-week trial, 37 adults with metabolic syndrome ate 100g of cooked mushrooms daily. Plasma ergothioneine (a sulfur-containing amino acid with antioxidant activity) doubled. Serum markers of oxidative stress, including advanced glycation end products, decreased. Total antioxidant capacity increased. The dose was substantial, roughly one cup per day, but the ergothioneine accumulation suggests even moderate intake could shift circulating levels over time.

Nutritional profile

One cup (72g) of raw crimini mushrooms provides 16 calories and notable concentrations of copper (40% DV), selenium (34% DV), riboflavin (27% DV), pantothenic acid (22% DV), and niacin (22% DV). The same serving supplies phosphorus (15% DV), zinc (11% DV), potassium (8% DV), thiamin (7% DV), and manganese (7% DV). Smaller but measurable amounts of B6, folate, choline, protein, and B12 round out the profile. The mineral density relative to calorie content is unusually high.

Individual concerns

Crimini mushrooms and purines

“What are purines and in which foods are they found?”

For sautéing, a tri-ply stainless pan like the All-Clad D3 Stainless Sauté Pan gives you even heat and a good sear without non-stick coatings.

Recipes with Mushrooms, crimini

Full Nutrient Profile

View detailed nutritional breakdown →

Related Articles

References

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