MushroomsConditionsAntioxidant

Oyster mushroom

Oyster Mushroom* (Pleurotus ostreatus)

Oyster mushroom (Pleurotus ostreatus), fan-shaped shelves on wood. One of the 25.

Origin: FungalA mushroom, Pleurotus ostreatus, marked organic (*) on Shroom Therapy's ingredient list.
Found in: 1 formula: Shroom Therapy
Species: Pleurotus ostreatus
Also called: Pearl oyster

What it is

Oyster mushrooms grow in overlapping, fan-shaped shelves on wood. The list names the species as Pleurotus ostreatus.

What it does

It is one of the 25 mushrooms in Shroom Therapy. Oyster mushrooms are one of the richest natural sources of ergothioneine, an antioxidant. Like all mushrooms, it contains beta-glucans, sugars that hold water, which add to the mask's soft feel.

Why it’s clean

Named on the list with its species, Pleurotus ostreatus, and marked organic. One clearly named ingredient, not a blend name.

What clean means here

Found in

One formula.

Labels list ingredients from most to least, so where oyster mushroom sits gives a rough idea of how much is in the formula.

Oyster mushroomOyster Mushroom* (Pleurotus ostreatus)

Shroom TherapyNo. 21 of 29

Mask

Shroom Therapy

No. 21 of 29 on Shroom Therapy’s label

$20View

The Shroom Therapy label, in order

Illite (and) Montmorillonite Bentonite Moroccan Lava Clay Lion’s Mane* (Hericium erinaceus)Turkey Tail* (Trametes versicolor)Reishi* (Ganoderma lingzhi)Chaga* (Inonotus obliquus)Cordyceps* (Cordyceps militaris)White Button* (Agaricus bisporus)Open Cap* (Agaricus bisporus)Portabella* (Agaricus bisporus)Shiitake* (Lentinus edodes)Maitake* (Grifola frondosa)Black Fungus/Wood Ear* (Auricularia auricula)Tremella/Snow Mushroom* (Tremella fuciformis)Porcini* (Boletus edulis)Chanterelle* (Cantharellus cibarius)Morel* (Morchella esculenta)King Trumpet* (Pleurotus eryngii)Field Mushroom* (Agaricus campestris)Oyster Mushroom* (Pleurotus ostreatus)Meshima* (Phellinus linteus)Poria Cocos* (Wolfiporia extensa)Sweet Tooth* (Hydnum repandum)Wood Hedgehog* (Hydnum repandum)Buna Shimeji* (Hypsizygus marmoreus)Beech Brown* (Hypsizygus tessulatus)Clamshell* (Hypsizygus tessulatus)Cinnamomum verum Bark Powder
*Organic

Same family

Mushrooms

Shroom Therapy's 25 mushroom complex, each mushroom named on the list with its species and marked *Organic. Fungi, not plants: they are naturally rich in antioxidants and in beta-glucans, sugars that hold water. See the whole family

Two honeycomb-capped morels rising from moss on wet black basalt

Morel Morel* (Morchella esculenta) Morel (Morchella esculenta), the mushroom with a pitted, sponge-like cap. One of the 25.

Two open cap mushrooms showing dark brown gills, growing from moss on wet basalt

Open cap Open Cap* (Agaricus bisporus) Open cap (Agaricus bisporus), the button mushroom grown on until its cap opens.

A porcini with a glossy chestnut cap and a thick pale stem, growing from moss on wet basalt

Porcini Porcini* (Boletus edulis) Porcini (Boletus edulis), the king bolete, with pores instead of gills. One of the 25.

A dark brown poria cocos sclerotium broken open to show its white interior, on moss

Poria cocos Poria Cocos* (Wolfiporia extensa) Poria cocos (Wolfiporia extensa), a fungus that grows underground on pine roots.