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Sfera Critical Care is a blend of herbal and medicinal mushrooms with the intent to assist with recovery in a time of colds and flu. 

Astragalus membranaceus, commonly known as Astragalus or Mongolian milkvetch, is a perennial flowering plant, used as a traditional medicine. Astragalus root powder may assist in tonifying the lungs for frequent colds, maintaining a healthy immune system (immune potentiator and modulator), increasing energy and increasing resistance to stress. 

Adhatoda vasica, commonly known as Malabar nut, is a medicinal plant native to Asia, widely used in traditional medicine. Adhatoda vasica leaf powder may assist with alleviation of breathing difficulties. As a bronchodilator it may help to ease breathlessness and bronchospasms. 

Andrographis paniculate, also known as creat or green chiretta, is an annual herbaceous plant native to India and Sri-Lanka. Andrographis paniculate is used as a traditional medicine and may assist lowered immunity in acute and chronic infections. It is an immune stimulant rather than solely an anti-bacterial and may assist in treating influenza, upper respiratory tract infections and sore throats.

Scutellaria baicalensis, commonly known as Baikal skullcap or Chinese skullcap, is a flowering plant native to China, Korea, Mongolia, and Russia in the Russian Far East and Siberia. The root is used instead of the leaves as they are not strong enough for viral infections. The plant is a major broad-spectrum antiviral with a wide range of activity against viruses. It does have a fairly wide range of action against bacteria and some other microbes, but the effects are variable.  

Skull cap root extract may assist with relieve of restlessness and nervousness and act as a sleep aid.

Cordyceps sinensis, commonly known as Cordyceps or Caterpillar fungus, is an entomopathogenic fungus mainly found in the meadows above 3,500 meters (11,483 feet) on Tibetan Plateau in Southwest China and Himalayan regions of Bhutan and Nepal. Cordyceps is valued in China as a traditional Chinese medicine. Cordyceps acts as a source of anti-oxidants for immunity. In Sfera products a Cordyceps sinensis extract of a 10:1 ratio is used with the purpose of enriching the anti-oxidant content.

Cordyceps is a potent immune-adaptogen.  If immune activity is high, it reduces it.  If low, it enhances it.  

Cordyceps is not primarily an antibacterial, but is a systemic tonic and adaptogen.  (But it still does have antimicrobial actions and active against some viruses.)

Ganoderma lucidum, commonly known as reishi mushroom or lingzhi, is a reddish brown kidney shaped cap mushroom with a history of use in traditional Chinese medicine. Source of fungal polysaccharides with immunomodulating properties. Reishi is used in Traditional Chinese Medicine (TCM) to assist in treatment of insomnia, forgetfulness, fatigue, listlessness and poor appetite. Reishi may act as an Anti-oxidant and may assist with liver wellbeing, immune support, energy and resistance to stress. In Sfera products a Ganoderma lucidum ethanol extract of a 10:1 ratio is used with the aim of enriching constituents with beneficial properties. 

Lentinula edodes, commonly known as Shiitake mushroom, is an edible mushroom native to East Asia. Shiitake mushroom is source of fungal polysaccharides with immunomodulating properties and acts as a source of antioxidants. In Sfera products a 10:1 extract of Lentinula edodes is used, with the aim to enrich the polysaccharide content in the material.


One vegetarian capsule provides:
Astragalus membranaceus (Astragalus) [root, powder/wortel, poeier]

100 mg

Adhatoda vasica (Malabar Nut) [leaf, extract standardised for a minimum of 1% vasicine]

100 mg

Andrographis paniculata (Andrographis) [Whole herb powder]

80 mg

Scutellaria baicalensis (Chinese Scullcap) [Root extract]

60 mg

Cordyceps sinensis (Cordyceps Mushroom) [Whole mushroom extract]

60 mg

Ganoderma lucidium (Reishi Mushroom) [Fruiting body extract 10:1]

50 mg

Lentinula edodes (Shiitake Mushroom) [Fruiting body, extract 10:1

50 mg

Other ingredients: Vegetarian capsule and microcrystalline cellulose


For early onset symptoms, take two (2) capsules, three times per day with food, or as directed by your health care provider. Don’t use continuously for more than 10 days without consulting a health care provider.

When taking Chinese skullcap the herb reaches peak levels in the plasma of the body organs in about 1 hour and only lasts in the body for about 4 hours, so you need to dose about 3 – 4 hours.

Key Benefits

  • May assist in tonifying the lungs for frequent colds. 
  • May assist in maintaining a healthy immune system. 
  • May assist with increasing energy and increasing resistance to stress. 
  • May assist with relieve of restlessness and nervousness.
  • May act as a sleep aid.
  • Acts as a source of anti-oxidants.
  • May assist with treatment of insomnia, forgetfulness, fatigue, listlessness and poor appetite.
  • May assist with liver wellbeing, immune support, energy and resistance to stress.
  • May have immunomodulating properties.

Warnings and precautions:

Use as directed and consult your health care provider if you are pregnant, take other medication or have a medical condition. Not advised while pregnant or breastfeeding.

Chinese scullcap – may interact with blood-pressure lowering drugs.  Type 1 diabetics should exercise strong caution with the herb as it can affect insuling and blood sugar levels.



[1] SAHPRA Complementary Medicines – Health Supplements Safety and Efficacy.

[2] Canadian Monograph: Mushrooms

[3] Canadian Monograph: Astragalus

[3] Canadian Monograph: Scullcap

[4] Herbal Anitvirals (Natural remedies for emerging and resistant viral infections).  Stephen Harrod Huhner. ISBN 978-1-61212-385 (e-book)

Customer Reviews

Based on 1 review
Kirsty Baxter
Immune support! Vital

I have used this product to help boost my immune system when coming into contact on a weekly basis with sick clients. It has helped me stave off getting sick! I will certainly use this over winter and have already recommended it to many clients suffer with low immunity

Disclaimer: Product information and images correct at the time of publication. Sfera regularly updates product formulations and packaging to improve efficacy and quality, which can result in 2 or more concurrent variations in current stock in circulation.

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