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4.8 | 45,000+ Customers

Magnesium Glycinate 3-in-1

  • Clinically dosed at 384mg elemental magnesium
  • Zero magnesium oxide
  • 3 bioavailable forms for calm, energy, replenishment
  • Gentle on the stomach with no laxative effect
  • Clean, vegan and third-party tested
Order now and ships by | High Demand

Feel the difference in 60 days or your money back.

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Sarah Mitchell
I was so sceptical. I've tried everything for sleep. But week 2 on this I woke up and realised I hadn't checked the clock once all night. That hadn't happened in two years. Been on it 6 weeks now and I can't imagine stopping. If you're on the fence just get it!
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Sound Familiar?

THE 3AM WAKE-UP

THE 3AM WAKE-UP

You fall asleep fine. Then 3am hits and that's it — wide awake, running through tomorrow's problems until your alarm goes off.

THE WIRED-BUT-TIRED LOOP

THE WIRED-BUT-TIRED LOOP

Exhausted by dinner. The moment your head hits the pillow, your brain switches on. Alert at 11pm when you desperately need not to be.

THE SUPPLEMENT GRAVEYARD

THE SUPPLEMENT GRAVEYARD

Melatonin. Valerian. CBD. A magnesium from Amazon. You've tried the list. Some helped a little. None of it fixed the actual problem.

THE MORNING DEFICIT

THE MORNING DEFICIT

You never wake up ahead. Always catching up. Even seven hours later, something is still missing — like the night never really counted.

If any of these sound like you — there's a specific reason nothing has worked. And it's not what you think.

Clinically Studied. Properly Dosed.

Built to the standard the research actually supports.

Clinically Studied. Properly Dosed.

Built to the standard the research actually supports.

0

Clinical Trial

Magnesium glycinate significantly reduced insomnia severity in poor sleepers.

0

Trials Reviewed

A systematic review found sleep improvement in the majority of magnesium studies.

0mg

Elemental Dose

The clinically meaningful dose. Most supplements deliver only 100–150mg, not enough to matter.

0%

Purity Tested

Independently tested for purity and heavy metals in every batch, before it reaches you.

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Why Magnesium Hasn't Worked For You

If magnesium didn't work for you, it's because you didn't take magnesium. Not really.

You took magnesium oxide. A form your body absorbs at just 4–10%. Manufacturers use it because it's cheap. It looks impressive on a label. It does almost nothing in your body.

Magnesium glycinate is different, it absorbs at up to 90%. It reaches your cells. It supports over 300 functions in your body, including the one that matters most: whether your nervous system can shift from alert mode into rest.

Stress, poor sleep, and modern life deplete magnesium silently. Research shows 48% of adults don't get enough, most without knowing it. Restore it with the right form and the system starts responding.

The mineral was never the problem. You just never had a form your body could use.

3-in-1 Clinical Formula

Most supplements give you one form... the cheap one. Ambrosia was built differently.

Magnesium Glycinate

Supports sleep quality, stress response, and nerve relaxation. The most bioavailable form, and the gentlest on the stomach.

Magnesium Malate

Supports energy production and muscle recovery. Helps reduce the fatigue and afternoon slump that lingers into the next day.

Magnesium Citrate

Supports complete magnesium replenishment and healthy absorption. Ensures the whole system gets what it needs to function properly.

Magnesium Glycinate

Supports sleep quality, stress response, and nerve relaxation. The most bioavailable form, and the gentlest on the stomach.

Magnesium Malate

Supports energy production and muscle recovery. Helps reduce the fatigue and afternoon slump that lingers into the next day.

Magnesium Citrate

Supports complete magnesium replenishment and healthy absorption. Ensures the whole system gets what it needs to function properly.

Together: 384mg elemental magnesium per serving. The clinical dose. In forms your body can actually absorb.

How To Use

How To Use

Take 2-3 Capsules Daily

With water. With or without food.

Best taken 1-2 Hours before bed

Commit to 30 days

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What Happens And When

This is not melatonin. There is no hit on night one. What you'll notice is what starts to stop happening, usually in week two.

Week 1

The Foundation

Magnesium levels begin rebuilding. Most people notice nothing dramatic — and that's exactly right. Your system is recalibrating. Take it every night regardless.

Week 2

First Signals

This is when most customers notice something has changed. Not a dramatic shift — a quieter one. You got through the night without checking the clock. You woke up and didn't immediately feel behind. Small things. The right things.

Weeks 3-4

The Shift

Where it tends to click. Sleep becomes more consistent. The 3am wake-up starts to fade. You wake up and notice — for the first time in a long time — that you feel like yourself.

Month 2+

The New Normal

Sleep stops being something you manage and starts being something that works. Energy is more even. The baseline is calmer. You stop noticing the problems you used to track.

Real Stories Real Results

4.8/5 based on 1,429 verified reviews

Not All MagnesiumIs The Same

Not All MagnesiumIs The Same

You've probably tried magnesium. What you almost certainly haven't tried is the right form, at the right dose, without the filler your body can't use.

Ambrosia
Original
Others
Knock-off
Magnesium Form
3 Forms Oxide
Elemental Mg
384mg 100-150mg
Absorption Rate
90%+ 4-10%
Third-Party Tested
Yes No
Filler-Free
Yes No
Oxide-Free
Yes No
Guarantee
60 Days 14-30 Days
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60-Days. On Us.

We offer 60 days because we know what happens after week three. Take every capsule. If your sleep isn't measurably calmer — you pay nothing.

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  • Hassle-Free
  • No Questions Asked

Questions? We Have Answers.

I've tried magnesium before and it did nothing. Why would this be different? +

Almost certainly because you took magnesium oxide — the form most supplements use because it's cheap. Oxide absorbs at 4–10%. Your body eliminated most of what you took before it could do anything. Ambrosia uses glycinate, malate, and citrate — organic forms that absorb at up to 90%. You've essentially never had a real dose of magnesium your body could use. This is different.

How much should I take per day? +

Take 3 capsules once per day. This delivers 1800mg of total magnesium from three premium forms, providing 384mg of elemental magnesium — well within the recommended daily range for most adults. No complicated dosing, no need for extra capsules throughout the day. If you are new to magnesium we recommend you start with 1-2 capsules in the first week and work yourself up to 2-3.

Will this cause diarrhea or upset my stomach? +

Unlikely. The diarrhea reputation comes from magnesium oxide and high-dose citrate taken in isolation. Ambrosia is led by glycinate — the form specifically known for being the gentlest on the stomach. At the doses in our formula, GI side effects are rare. If you're particularly sensitive, take with food.

How long until I notice a difference? +

Most customers notice the first changes in week two — fewer middle-of-night wake-ups, a calmer baseline at bedtime, less tension in the morning. The full shift tends to happen at weeks three to four. Magnesium isn't a sleeping pill. It's a system restore. What you notice is what stops happening rather than what starts.

Is this a sleeping pill? Will I feel groggy? +

No. Magnesium doesn't sedate you — it supports the system that controls your stress response and recovery. You won't feel it knock you out. What you'll notice, over time, is that sleep becomes easier to reach and easier to keep. No grogginess. No dependency. No prescriptions. Just your body doing what it was designed to do.

Why three forms instead of just glycinate? +

Glycinate is the best form for sleep and calm — it leads the formula at the highest dose. But malate supports energy production and muscle recovery during the day, and citrate ensures complete magnesium replenishment. One form addresses one dimension. Three forms address the system.

How do I know this is real glycinate and not buffered with oxide? +

Many supplements label themselves 'glycinate' but bulk up the formula with cheap oxide to inflate the numbers. Ambrosia's Supplement Facts panel shows the exact dose of each individual form — glycinate, malate, and citrate. No oxide anywhere in the formula. What you see is what's in the capsule.

My doctor tested my magnesium and said my levels are normal. Do I still need this? +

Standard blood tests are unreliable for assessing magnesium status. Only 1% of your body's magnesium is in the blood — the rest is in your cells, bones, and muscles. A 'normal' serum result tells you almost nothing about your actual magnesium status at the cellular level. Many people with broken sleep, muscle tension, and persistent fatigue have normal serum results but meaningful depletion where it counts.

Can I take this with melatonin or other supplements? +

Yes. Magnesium and melatonin are complementary — magnesium supports the system that produces melatonin naturally, so they work in the same direction. It pairs well with vitamin D, zinc, and most common supplements. If you're on prescription medication — particularly antibiotics or thyroid medication — take Ambrosia 2 hours apart and consult your doctor if uncertain.

How much should I take per day? +

Take 3 capsules once per day. This delivers 1800mg of total magnesium from three premium forms, providing 384mg of elemental magnesium — well within the recommended daily range for most adults. No complicated dosing, no need for extra capsules throughout the day. If you are new to magnesium we recommend you start with 1-2 capsules in the first week and work yourself up to 2-3.

How long until I notice a difference? +

Most customers notice the first changes in week two — fewer middle-of-night wake-ups, a calmer baseline at bedtime, less tension in the morning. The full shift tends to happen at weeks three to four. Magnesium isn't a sleeping pill. It's a system restore. What you notice is what stops happening rather than what starts.

Why three forms instead of just glycinate? +

Glycinate is the best form for sleep and calm — it leads the formula at the highest dose. But malate supports energy production and muscle recovery during the day, and citrate ensures complete magnesium replenishment. One form addresses one dimension. Three forms address the system.

My doctor tested my magnesium and said my levels are normal. Do I still need this? +

Standard blood tests are unreliable for assessing magnesium status. Only 1% of your body's magnesium is in the blood — the rest is in your cells, bones, and muscles. A 'normal' serum result tells you almost nothing about your actual magnesium status at the cellular level. Many people with broken sleep, muscle tension, and persistent fatigue have normal serum results but meaningful depletion where it counts.

4.8

Based on 1,429 Verified Reviews

Claire S.

June 1st
Verified Buyer

I nearly didn't bother after trying magnesium before and feeling nothing. Week two I slept through the whole night. My husband noticed before I even said anything. Haven't looked back.

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Tom W.

May 29th
Verified Buyer

Work is relentless and by 9pm I was still wired. Three weeks in and the jaw clenching at night has just... stopped. Sleeping properly for the first time in years. Worth every penny.

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Rachel O.

May 27th
Verified Buyer

Tried melatonin, CBD, you name it. This is the only thing thats actually worked

Patricia H.

May 27th
Verified Buyer

Been waking up at 3am for two years. Doctor kept saying my levels were fine. Three weeks on this and I'm sleeping through. Wish someone had told me about it sooner

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Liam F.

May 23rd
Verified Buyer

Bought it mainly for recovery but the sleep improvement was the real surprise. Less groggy in the mornings, better in the gym. On my second bottle.

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Gemma T.

May 22nd
Verified Buyer

3 kids, knackered all the time lol. genuinely made a difference tho, cant believe i waited this long

Andrew M.

May 22nd
Verified Buyer

Was well skeptical tbh, wasted money on sleep stuff before. But wk 2 something shifted. Not checking my phone at 3am anymore. That alone is worth it haha

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Priya S.

May 20th
Verified Buyer

Week one nothing. Week two I woke up and actually felt rested. Havent felt like that in ages!!

Natalie B.

19th May
Verified Buyer

I don't even know when it kicked in, just realised one morning I hadn't been lying awake for hours. the 3am thing has basically stopped. Really impressed.

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Derek C.

15th May
Verified Buyer

Not usually one to leave reviews but this deserves one. Sleeping better than I have in years. Simple as that

Sophie L.

May 9th
Verified Buyer

Had tried a magnesium from amazon and felt nothing. This one is completely different, think its the glycinate form? Whatever it is its working lol

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Matt M.

May 2nd
Verified Buyer

Finally something that doesnt just help me fall asleep but actually keeps me asleep. game changer

Amy C.

April 26th
Verified Buyer

Took a few weeks to notice but once it kicks in, brilliant. Sleeping better, less anxious at night and recovery after training feels different too.

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Sean D.

April 17th
Verified Buyer

Does what it says. Waking up less and feeling more rested. Happy with it 👍

Isabelle S.

April 17th
Verified Buyer

Was sooo skeptical after spending loads on sleep stuff that didnt work. But this actually does something?? its subtle at first then u just... sleep. Properly. 100% recommend

Joseph F.

April 11th
Verified Buyer

Works great!

Robert M.

Verified Buyer

Text Review

Lucy O.

April 10th
Verified Buyer

Been struggling with sleep since having kids, never really recovered even as they got older. This has genuinely helped, sleep quality is so much better. Would reccomend 😊

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Linda M.

April 8th
Verified Buyer

going through peri and sleep has been awful. this has taken the edge off massively. not a miracle but defo making a difference

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Jenine A.

April 7th
Verified Buyer

On my 2nd pouch. Bought it for sleep but the afternoon energy thing has improved too, wasnt expecting that

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Harry T.

April 6th
Verified Buyer

Good product, noticed a difference after a couple of weeks. Sleeping more consistently now 🙂

Beth C.

April 3rd
Verified Buyer

The anxiety about not sleeping was making everything worse. This has calmed things down enough that im not dreading bedtime anymore. Big deal for me.

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Molly M.

April 2nd
Verified Buyer

Tried loads of things over the years. First one ive actually stuck with bc it does something

Ryan O.

March 26th
Verified Buyer

Took about 2 and a half weeks but defintely sleeping through more nights than not now. Will keep buying

Karen M.

March 23rd
Verified Buyer

Good product. Noticed some improvement after a few weeks 🙂