We're here to help! Please contact our team at

Shop

Learn

Membership

Refer a Friend

Four Sigmatic

Customs fees may apply to any subscription orders shipped outside of the US. We are not able to predict or prevent these fees, unfortunately.Read more about our policy&#xA0;<a href="https://foursigmatic.gorgias.help/en-US/customs-fees-and-vat-charges-41472" rel="noopener" target="_blank">here.</a>&#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!For texts outside of the US or Canada, text us at <a class="c-link c-link--focus-visible" data-remove-tab-index="true" data-sk="tooltip_parent" data-stringify-link="tel:+447782335749" href="tel:+447782335749" rel="noopener noreferrer" tabindex="-1" target="_blank">+44 7782335749</a>!

Customs fees may apply to any subscription orders shipped outside of the US. We are not able to predict or prevent these fees, unfortunately.
Read more about our policy here.
 
Not finding what you’re looking for? Please feel free to reach out to our

Do I have to pay customs fees for my Membership orders?

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

Where do I start?

Where can I find the products near me?

When is the best time to consume your products?

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

Do you offer samples?

Do you offer your products in bulk?

Can I take these products while pregnant or nursing?

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

How much caffeine do the products contain?

What is the difference between all of your coffees?

How do your coffees compare to regular coffee?

Do your coffee products contain real coffee?

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

What is the difference between a Mushroom Elixir and a Blend?

What is a Mushroom Elixir?

Do you have a decaf coffee?

What coffee makers/brewers can I use?

How do I prepare the Ground Coffees?

Do you offer a whole bean option?

Are clumps expected with your Creamers?

Which products are keto friendly?

Refer-a-Friend Program Terms & Conditions

Frequently Asked Questions

US and Canada Shipping Rates and Times

International Shipping Rates and Time

How do I track my order?

How do I cancel an order?

Returns & Refunds

Customs Fees and VAT Charges

Where can I buy these products? Do you have resellers / distributors?

Discount Codes

What countries do you ship to?

How do I reset my password?

I can't log into my account, what do I do?

Ordering + Shipping

How do I become a member?

How do I log in and manage my subscription?

Can I change the frequency of my shipments after my initial order?

Can I use additional discounts on my subscription orders?

Will I receive free shipping?

Can the products within my subscription vary or do I need to keep them the same with each order?

How long is shipping for Membership orders?

What currency is my Membership product pricing in?

Can I join the Membership if I live outside of the US?

How do I cancel my subscription?

Lion's Mane Elixir

Chaga Elixir

Reishi Elixir

Cordyceps Elixir

Think Whole Bean Coffee with Lion’s Mane & Chaga Mushrooms

Think Ground Coffee with Lion’s Mane & Chaga

Ground Mushroom Coffee with Probiotics

Balance Coffee with Ashwagandha & Eleuthero

Chill Decaf Coffee with Reishi & Chaga

Perform Coffee With L-Theanine & Cordyceps

Immune Support Coffee With Vitamin D & Chaga

Instant Mushroom Coffee with Lion's Mane

Instant Mushroom Coffee with Chaga and Cordyceps

Instant Adaptogen Coffee

Mushroom Coffee Latte with Lion's Mane

Mushroom Coffee Pods with Lion's Mane

Focus Blend

Mushroom Blend

Adaptogen Blend

Mushroom Cacao with Reishi

Mushroom Cacao with Cordyceps

Adaptogen Focus with Lion's Mane

Chai Latte with Reishi and Turkey Tail

Golden Latte with Turkey Tail

Matcha Latte With Lion's Mane

Superfood Serum

Mushroom Chocolate

Café Mocha Plant-Based Protein

Sweet Vanilla Plant-Based Protein

Peanut Butter Plant-Based Protein

Creamy Cacao Plant-Based Protein

Unflavored Plant-Based Protein

Think Functional Creamer with Lion’s Mane Mushrooms & MCT Oil

Gut Health Functional Creamer With Probiotics & MCT Oil

Balance Functional Creamer With Ashwagandha & MCT Oil

Gut Health Super Powder with Probiotics & Prebiotics

Chill Super Powder with Magnesium & Calming Herbs

Perform Super Powder with Super Fruits & Antioxidants

Product Breakdown

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?

Are functional mushrooms legal?

Mushroom Science

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?

Will these products break my fast?

How much caffeine is in the products?

Which products are sweetened/unsweetened?

What kind of Stevia do you use?

Are the canisters filled to the top?

Product Information

Customer Support

Venice Shroom Room

The Shroom Room

Becoming an Affiliate

PR / Press inquiries

Where can I find your brand materials and logos?

Affiliate / PR / Partnerships

Becoming a reseller - United States

Becoming a reseller - Canada

Becoming a reseller - Europe/International

Want to become a reseller?

Product Donation + Event Samples

Influencer Collaboration

Social Media Inquiries

Do I have to pay customs fees for my Membership orders?Updated 10 months ago