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Greatest thing Ever

I have lost 29 lbs in last 2 months. I can sleep without waking up in a pool of sweat and my moods have not been as crazy. I would definitely recommend this product!

— Tammy N.
⭐⭐⭐⭐⭐ Over 41,724 Five Star Reviews

Get Your Old Self Back Naturally™

Our premium evidence-based formulas are transforming the lives of over 2.2 million Women worldwide. Regain control of your health, emotions and wellbeing starting NOW…

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Over 3.9 million bottles sold worldwide!

2.2+ Million Customers in 36 Countries
Formulated By A Nutritional Scientist
Ingredients In Scientifically Proven Doses
Clean Ingredients Without Artificial Add-Ons

Real Results From Happy Mammoth Customers

2.2 million Women Are Making New Long Lasting Positive Changes

Our science-based formulas adapt to your body's unique needs to help support the gut, hormones, weight, emotions, relationships, mood and many more...

See Real Results From Happy Mammoth Customers

Jenny T.

Hormone Harmony
Rated 5 out of 5
"After 4 weeks on Hormone Harmony, my hot flashes have completely gone. Now I've got more energy and I'm sleeping better"

Melissa R

Prebiotic Collagen Protein
Rated 5 out of 5
"I suffered from gas, bloating, food intolerances and brain fog until I found relief with Prebiotic Collagen Protein & Ultra Absorb L-Glutamine"

Sue L

Prebiotic Collagen Protein
Rated 5 out of 5
"This helped me heal my leaky gut & get my symptoms under control. Thank you Happy Mammoth!"

Prebiotic Collagen Protein

This 2-in-1 premium formula has helped over 30,000 people improve gut health, support weight loss and support skin health. The blend of Prebiotics help support good Probiotic bacteria in the gut, while the premium collagen helps to rejuvenate skin, hair and nails.

Prebiotic Collagen ProteinPrebiotic Collagen Protein
Best Seller

Prebiotic Collagen Protein

Rated 4.8 out of 5
Based on 4223 reviews
From $69.99
Get your full-body rejuvenation

Hormone Harmony

This premium formula contains ingredients that can adapt to your body’s unique needs and challenges, so you can enjoy a perfectly balanced body. The ingredients are shown to help relieve symptoms of menopause, enhance energy levels, reduce bloating and much more... 

Hormone Harmony™Hormone Harmony™
Best Seller
[{"body":"Hi everyone,\n\nAfter taking Bloat Banisher for only 2 days, I have noticed amazing results. My menopause belly has significantly reduced in size :) I cannot remember feeling this light for a long time. My husband has commented on the difference and is so impressed that he wants to try them too! I cannot wait to see the results after a few weeks. Another great product from Happy Mammoth. Thank you x.","customer_name":"Jodie Naidu","date":"2023-06-20","image":"//"},{"body":"I have been struggling with bloating and GI problems for a few years with no resolution. I started taking Bloat Banisher once I started with lunch and dinner - the results have been fabulous. I would 100% recommend this product for anyone struggling with bloating and GI problems.","customer_name":"Sally","date":"2023-07-02","image":"//"}]

Hormone Harmony™

Rated 4.7 out of 5
Based on 22546 reviews
From $69.99
Get a healthy body balance

Deep Sleep Mode

The premium formula with ingredients shown to support deep sleep, sleep duration and sleep quality — so you can wake up feeling more rested, refreshed, and brimming with energy in the morning.

Deep Sleep Mode™Deep Sleep Mode™
[{"body":"I absolutely love this product! I take it most nights and sleep amazing! I frequently have difficulty during different parts of my cycle, but this eliminates all of that. Plus, I have no grogginess or fogginess in the morning at all! So grateful.","customer_name":"Katie DeMeyer C.","date":"2023-08-02","image":"//"},{"body":"I’ve tried several solutions for my bad sleeping but none of them seemed work. Then I give a chance to Deep Sleep Mode and it’s perfect for me! It allows me to sleep 7\/8 hours per night and in the morning I feel good with no headache or any other side effects. I strongly recommend it!","customer_name":"Arianna C.","date":"2023-07-31","image":"//"},{"body":"I have the best nights sleep night after night, I wake refreshed and raring to go. I fall asleep quickly and have a really relaxed deep sleep. It is a marvelous product.","customer_name":"Judith M.","date":"2023-07-05","image":"//"}]

Deep Sleep Mode™

Rated 4.7 out of 5
Based on 1549 reviews
From $69.99
Get deep restful sleep naturally

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ZERO Compromise When It Comes To  Science, Quality and Safety

When Matt started Happy Mammoth, he listed all the things he disliked about most other supplement companies… and then did the exact opposite.

That’s why Happy Mammoth is proud to create and sell ONLY…

American and Australian Produced FormulasOur products are made in FDA, TGA, HACCP and ISO9001 Quality Management System certified facilities. Matt even conducts his own regular in-person inspections of each facility himself to guarantee quality.
Natural Products With NO Artificial AdditivesNo artificial colours, sweeteners, flavours, fillers, binding agents, weird ingredients you can’t pronounce or inflammatory additives your body doesn’t need. We’ve kept it totally natural as Mother nature intended.
Science-backed Ingredients At Evidence Based DosagesOur Research & Development Team spend all day, everyday, researching the latest scientific studies to find the most bioavailable ingredients and dosage amounts to get you maximum results in minimum time.
Gluten, Lactose & Dairy FriendlyOur products are Gluten and Dairy friendly and are free from harmful GMOs, soy, corn and added sugars.


Science-based natural solutions and cutting edge medical research on gut and hormone health

Menopause eBook Cover

Your Menopause, Explained

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Our best-selling guide to understanding your menopause symptoms “What No One Told You About Menopause: Life-Disrupting Symptoms & Secret Natural Remedies to Get Relief”.

  • If you’re struggling with the symptoms of menopause, here’s all you need to know about what causes them and how to regain control of your body.
  • Backed up by the latest research discoveries published by Mayo Clinic, The Lancet, and more.
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