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Quality Promise

Four Sigmatic

Yes! None of the functional mushrooms we use are on the World Anti-Doping Agency&#x2019;s (WADA) list and they are legal all around the world. Functional mushrooms have been used for over 5000 years so it is very unlikely that they will ever make the list or become illegal. None of these mushrooms are psychoactive.&#xA0;Not finding what you&#x2019;re looking for? Please feel free to reach out to our Customer Success Team at <a href="mailto:support@foursigmatic.com" target="_self">support@foursigmatic.com</a> or (213) 699-4616 and we&#x2019;d be happy to help!

Yes! None of the functional mushrooms we use are on the World Anti-Doping Agency’s (WADA) list and they are legal all around the world. Functional mushrooms have been used for over 5000 years so it is very unlikely that they will ever make the list o

Are functional mushrooms legal?

Mushroom Science

Do you have a refer-a-friend program? How does it work?

Where can I find the products near me?

How many mushrooms can I take in a day? Can I combine mushrooms?

Do you offer samples?

Can I take these products while pregnant or nursing?

Where can I find the ingredients and nutritional breakdown for each of your products?

What is the difference between all of your bagged coffees?

How do your coffees compare to regular coffee?

Do your coffee products contain real coffee?

What is the difference between the Organic Coffees and Organic Elixirs?

What is the difference between an Organic Elixir and an Organic Blend?

What is an Organic Elixir?

Do you have a decaf organic coffee?

What coffee makers/brewers can I use?

How do I prepare your Organic Coffees?

Do you offer a whole bean option?

Frequently Asked Questions

US and Canada Shipping Rates and Times

International Shipping Rates and Time

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How do I cancel an order?

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Discount Codes

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Ordering + Shipping

Do you test your coffee for mold/mycotoxins?

Four Sigmatic Product Quality Standards

What is Prop 65?

Are your products vegan and gluten free?

Common allergen information

Can I consume these products while pregnant or breastfeeding?

Can children have these products?

Could I have an allergic reaction?

Mushroom Safety

What are functional mushrooms?

Where can I learn more about mushrooms?

What is extraction?

Are there molds/toxins in the mushroom extracts?

How many mushrooms can I take in each day? Can I combine mushrooms?

Do these products contain psilocybin / will they make me hallucinate?

Are the products certified organic?

Do you use fruiting body or mycelium in your products?

Where do you source the mushrooms?

Are your products kosher?

What is the shelf life of your products?

How much caffeine is in your products?

Which products are sweetened/unsweetened?

What kind of Stevia do you use?

Are the canisters filled to the top?

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Are functional mushrooms legal?Updated 3 years ago