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For Livaux&#xAE;, we&apos;ve got two clinical studies:<a href="https://pubmed.ncbi.nlm.nih.gov/25931419/" target="_blank" title="https://pubmed.ncbi.nlm.nih.gov/25931419/" style=" text-decoration: none;">https://pubmed.ncbi.nlm.nih.gov/25931419/</a> and&#xA0;<a href="https://pubmed.ncbi.nlm.nih.gov/29152256" target="_blank" title="https://pubmed.ncbi.nlm.nih.gov/29152256" style=" text-decoration: none;">https://pubmed.ncbi.nlm.nih.gov/29152256</a>. For, Bacillus coagulans IS-2&#xAE;, all of the studies are easily found on their website:&#xA0;<a href="https://uniqueis2.com/research/" target="_blank" title="https://uniqueis2.com/research/" style=" text-decoration: none;">https://uniqueis2.com/research/</a>. And last but not least, IMMUSE&#x2122;: <a href="https://pubmed.ncbi.nlm.nih.gov/30071871/" target="_blank" title="https://pubmed.ncbi.nlm.nih.gov/30071871/" style=" text-decoration: none;">https://pubmed.ncbi.nlm.nih.gov/30071871/</a> We hope you find the info you&apos;re looking for! Let us know if you have more Qs!

For Livaux®, we've got two clinical studies:. https://pubmed.ncbi.nlm.nih.gov/25931419/ and https://pubmed.ncbi.nlm.nih.gov/29152256.For, Bacillus coagulans IS-2®, all of the studies are easily found on their website: https://uniqueis2.com/research/.

What clinical studies or research support the effectiveness of Men's Gut Guardian?

Mens

Mens Gut Guardian

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Purchasing, Payments, & Discounts

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Account Management

Do we really need vitamins?

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What is bioavailability and why should I care?

Why do you have less than 100% of Daily values?

Where are First Day products manufactured?

How does First Day create formulas and develop products that are safe?

How does First Day practice sustainability?

Are the gummies free from allergens?

Are your vitamins organic?

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Are they FDA approved?

Are they Kosher certified?

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What is in the organic fruit and vegetable blend and how is it made?

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Can these be taken with other multivitamin/supplements?

What's in the Natural Flavors and Natural Colors?

What if my child is going through puberty and appears taller or bigger than others?

Can a person below or above the age-range take the vitamins?

My child ate the entire gummy bottle—what now?

Why is the bottle half-full?

Will this help with constipation?

Why is there no fiber in Tribiotics?

Which product would be the perfect match for me?

How long does this last?

How do I know if I’m magnesium deficient?

Will I notice other benefits besides sleep?

Why do you not use melatonin?

What form of magnesium do you use?

Where do you source your ingredients?

First Day Products & Science

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Shipping

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Order Management

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Return Policy

Who should take Kids Daily Enrichment?

How do I give my child their Kids Daily Enrichment vitamins?

Is your Kids Daily Enrichment suitable for girls or boys?

What are the ingredients of your Kids Daily Enrichment vitamins?

What ingredients are used in the natural colors and flavors of Kids Daily Enrichment?

My child does not like the taste of the vitamins. What options do I have?

Do you include B12 in Kids Daily Enrichment?

Does your Kids Daily Enrichment contain folic acid?

Kids Daily Enrichment

Who should take Kids Belly-Biotic?

Does Kids Belly-Biotic need to be refrigerated?

Can Kids Belly-Biotic be taken with other multivitamins/supplements?

What clinical studies or research support the effectiveness of Kids Belly-Biotic?

What is the full ingredient list for Kids Belly-Biotic?

What ingredients are used in the natural colors and flavors of Kids Belly-biotic?

Kids Belly-Biotic

How long does it take to see benefits of Kids' Nighttime Reset?

Can I combine kids' calming magnesium with a multivitamin?

How do I know if my child is magnesium deficient?

Will I notice other benefits besides sleep on Kids' Nighttime Reset?

What if my kid doesn't like the calming magnesium?

Why is there less than 100% Daily Recommended Value in Kids' Nighttime Reset?

Kids’ Nighttime Reset

Kids

Who should take Teens Daily Kickstart?

How should I give my teen his or her Teens Daily Kickstart multivitamins every day?

What are the ingredients of your Teens Daily Kickstart vitamins?

What ingredients are used in the natural colors and flavors of Teens Daily Kickstart?

How is the Teens Daily Kickstart different from Kids Daily Enrichment?

Do you include B12 in Teens Daily Kickstart?

Does your Teens Daily Kickstart contain folic acid?

Can the Teens' Daily Kisckstart be taken with other multivitamin/supplements?

Teens Daily Kickstart

What ingredients are used in the natural colors and flavors of Teens Gut Sustainer?

Who should take Teens Gut Sustainer?

Is the Teens Gut Sustainer free from common allergens, such as gluten, dairy, or soy?

Can the Teens Gut Sustainer be taken with other multivitamins/supplements?

Do these need to be refrigerated?

What clinical studies or research support the effectiveness of Teens Gut Sustainer?

What is the full ingredient list of Teens Gut Sustainer?

Where are the Teens Gut Sustainer manufactured?

Teens Gut Sustainer

How long does it take to see benefits of Teens' Nighttime Reset??

Can I combine Teens' Nighttime Reset with a multivitamin?

How do I know if my teen is magnesium deficient?

What if my teen doesn't like them?

Why is there less than 100% Daily Recommended Value on Teen's Nighttime Reset?

Teens’ Nighttime Reset

Teens

Who should take the Womens Daily Supercharge multivitamins?

How many Womens Daily Supercharge should be taken each day?

Can someone below or above the specified age range take Womens Daily Supercharge multivitamins?

What are the ingredients of your Womens Daily Supercharge vitamins?

What ingredients are used in the natural colors and flavors of Womens Daily Supercharge?

Can pregnant women or nursing moms take Womens Daily Supercharge?

Can the Womens Daily Supercharge be taken with other multivitamin/supplements?

Do you include fish oil or omega-3s (DHA, EPA, ALAs) in Womens Daily Supercharge? Why not?

Do you include ___ mineral (ex: calcium, iron, magnesium) in Womens Daily Supercharge? Why not?

Do you include B12 in Womens Daily Supercharge?

Does your Womens Daily Supercharge contain folic acid?

Womens Daily Supercharge

What ingredients are used in the natural colors and flavors of Women's Good Gut?

Who should take Women's Good Gut?

Can pregnant women or nursing moms take Women's Good Gut?

Is the Women's Good Gut free from common allergens, such as gluten, dairy, or soy?

Can the Women's Good Gut be taken with other multivitamins/supplements?

What clinical studies or research support the effectiveness of Women's Good Gut?

What is the full ingredient list of Women's Good Gut?

Where are the Women's Good Gut manufactured?

Womens Good Gut

How long does it take to see benefits of Women's Nighttime Reset?

Can I combine Women's calming magnesium with a multivitamin?

What if I don't like them?

What are the ingredients included in Women's Nighttime Reset?

How many Women's Nighttime Reset should be taken each night?

Womens Nighttime Reset

Womens

Who should take the Mens Daily Provisions Multivitamins?

How many Mens Daily Provisions should be taken each day?

Can someone below or above the specified age range take Mens Daily Provisions multivitamins?

What are the ingredients of your Mens Daily Provisions vitamins?

What ingredients are used in the natural colors and flavors of Mens Daily Provisions?

Can the Mens Daily Provisions be taken with other multivitamin/supplements?

Does your Mens Daily Provisions contain folic acid?

Do you include ___ mineral (ex: calcium, iron, magnesium) in Mens Daily Provisions? Why not?

Mens Daily Provisions

What clinical studies or research support the effectiveness of Men's Gut Guardian?Updated 11 days ago