Learn about the process of collecting and submitting your DNA sample.

How Does It Work?

Everything you want to know about how our test was developed and how it differs from others on the market.

What Sets Our TallyAge™ Test Apart

Learn more about how to optimize your test-taking for the most accurate results.

When & How to Take Your Test

What to expect after you have sent your sample to the lab for processing.

Test Sent Back - What's Next?

What you need to know about purchasing products, shipping, and more.

Purchasing & Shipping Logistics

Please reach out if we may be of assistance: hello@tallyhealth.com

Tally Health

Learn more about our cheek swab test and how it works.

TallyAge™ Test

What is epigenetic age?

Where can I learn more about my epigenetic age?

What’s the difference between biological age and epigenetic age?

What is DNA Methylation?

Does Tally Health have any scientific papers I can review?

Science

What is Vitality?

When should I take Vitality?

Can you provide evidence that each Vitality ingredient extends lifespan and/or improves healthspan in animal models?

Why does Vitality contain magnesium stearate?

Should I take Vitality while pregnant, trying to conceive, or nursing?

Can you provide your Supplement Facts Panel?

Vitality

What is Amplify?

When should I take Amplify?

Can you provide evidence that each Amplify ingredient extends lifespan and/or improves healthspan in animal models?

Why does Amplify contain magnesium stearate?

Should I take Amplify while pregnant, trying to conceive, or nursing?

Amplify

What is Restore?

When should I take Restore?

Can you provide evidence that each Restore ingredient improves sleep and extends lifespan and/or improves healthspan in animal models?

How long will it take for me to see or feel results from taking Restore?

Is apigenin an alternative to NAD+ precursors like NR and NMN?

Why does Restore contain magnesium stearate?

Should I take Restore while pregnant, trying to conceive, or nursing?

Can you provide your Supplements Fact Panel?

Should I take Restore even if I don't have trouble sleeping?

Restore

What is Sharpen?

When should I take Sharpen?

Can you provide evidence that each Sharpen ingredient improves cognition and/or longevity in animal models?

How long will it take for me to see results from taking Sharpen?

Why does Sharpen contain L-methylfolate instead of folate or folic acid?

Can I find your Supplement Facts Panel?

Should I take Sharpen while pregnant, trying to conceive, or nursing?

Sharpen

What is Defend?

When should I take Defend?

Can you provide evidence that each Defend ingredient improves immunity and/or longevity in animal models?

How long will it take me to see results from taking Defend?

Can I find your Supplement Fact Panel?

Should I take Defend while pregnant, trying to conceive, or nursing?

Defend

What is NAD+?

When should I take NAD+?

Can you provide evidence that the NAD+ ingredient targets aging and improves aspects of longevity in animal models?

How long will it take me to see results from taking NAD+?

Can I find your NAD+ Supplements Fact Panel?

Should I take NAD+ while pregnant, trying to conceive, or nursing?

Does your NAD+ supplement cause flushing?

NAD+

Are your supplements vegetarian or vegan?

Are your supplements tested on animals?

Are your supplements safe?

Are your supplements third party tested?

Supplement Safety & Standards

Can I purchase Tally supplements in a store?

Do you sell NMN?

Do I need a subscription to purchase supplements?

Are there other ways to consume your supplements?

Should I take the full dosage of your supplements if I'm just starting out?

I forgot to take a dose of my supplements - what should I do?

Other

Our Supplements

Can I purchase more than one month's supply of supplements at a time?

Is it possible to have two subscriptions under the same name and email address?

How do I transition to a Tally Health Membership?

How do I cancel my subscription?

Supplement Subscriptions

What does a Tally Health Membership include?

Is there an age requirement to become a member?

How do I delay my next delivery?

How are memberships billed?

Is it possible to have two memberships under the same name and email address?

How do I pause my membership?

How do I review the results of my past TallyAge™ tests?

How do I view the status of my TallyAge™ test?

Can I switch to a supplements-only subscription?

Tally Health Membership

Which payment types do you accept?

How do I update my billing information?

How do I enter my promo code?

Do you accept FSA/HSA to pay for TallyAge™ or Tally Health supplements?

What is your return/refund policy?

Can I purchase a gift card or give someone a Tally Health membership?

I have a question about my most recent bill or new price

How to update payment method in Shop app

Billing

I need to change my delivery address. How can I do this?

Where do you ship and do you ship Internationally?

What if I'm not home to receive my delivery?

My tracking number says my test kit was delivered, but I did not receive it. What should I do?

Can I expedite my shipping?

Do you ship to APO addresses?

Where is my order?

How do I change the date of my next delivery?

Shipping

How do I pause my supplement subscription?

How do I cancel my plan?

Account Management

How can I speak with a Tally Health Customer Success agent?

Getting Support

Order Inquiries & Subscriptions

How does the TallyAge™ test work?

How often should I measure my epigenetic age?

Do I need to register my sample collection kit?

How was the TallyAge™ test built?

How does TallyAge™ differ from other tests?

What is your reportable TallyAge™ range?

How reliable are the TallyAge™ test results?

How do I collect my DNA sample?

Can I take the test if I just ate or drank liquids?

Can I take the test if I just brushed my teeth/used mouthwash?

Should I take the test if I have a chronic medical condition?

Should I take the test if I’m not feeling well?

What should I do if I take the test when I’m not feeling well or think the test is invalid?

How long can I wait before my test expires?

Can I safely take a TallyAge™ test while pregnant?  Will my pregnancy impact my test result?

Does the time of day I take the test affect the result?

How long will it take to get my epigenetic age test results?

Can I buy a TallyAge™ test without a membership?

Do I need to pay for shipping to send my sample back to Tally?

Is it okay if I give my test to someone else?

Can I purchase a test for someone else?

You received your first TallyAge™, how should you interpret your result?

TallyAge™ not what you were expecting?

TallyAge™ younger than your chronological age?

What does it mean if your TallyAge™ is the same as your chronological age?

My TallyAge™ score fluctuated since my last test, what should I make of my result?