"Night five was the first time I slept through in over a year. My wife noticed before I did."
MARCUS T."Sleep score went from the mid-60s to 86 in under three weeks. I track everything, so I know it's real."
SIDNEY R."I'm 62 and the fog had been creeping in for years. Six weeks in, names come back to me again."
LINDA P.The Only Magnesium That Actually Reaches Your Brain
Four clinically studied forms of magnesium in one daily formula, built to support sleep, heart, clarity and energy at the same time.
Magnesium Complete brings together four clinically studied forms of magnesium and active vitamin B6 in one daily formula.
Magnesium L-Threonate (2,000mg) is the form studied for its ability to cross the blood-brain barrier and raise magnesium levels in brain tissue. Bisglycinate chelate (550mg) is the gold-standard gentle form associated with calm and restful sleep. Malate (300mg) feeds the Krebs cycle where your cells make energy, and taurate (100mg) delivers magnesium alongside taurine for cardiovascular support.
Together they deliver 298mg of elemental magnesium, 71% of your Daily Value, through four separate absorption pathways rather than one. No oxide, no fillers, no aftertaste.
See the full ingredient breakdown →
If your sleep is lighter than it used to be, your focus fades by mid-afternoon, or you've taken magnesium for months and only your muscles noticed, this was made for you.
Around 45% of American adults fall short on magnesium, and it's needed for more than 300 enzymatic reactions in the body. Most supplements use a single form, which saturates one absorption route and leaves the rest of the job undone.
Four forms. Four pathways. One daily formula covering sleep, heart, clarity and energy at once.
See the full comparison →
These are included free as a thank you for trying Magnesium Complete.
Bamboo Lid Glass Jar: transfers your capsules out of the bottle and into a glass container designed to live on your counter or nightstand. The bamboo lid seals tight to keep them fresh. Most of our customers tell us the daily ritual of reaching for the jar is what keeps them consistent.
Vitamin D3 + K2: included with the 3-bottle bundle. D3 and K2 work alongside magnesium for bone strength and daily immune support. Magnesium is a required cofactor for activating vitamin D, so the two belong together.
Free priority shipping: dispatched from our US warehouse within one business day, on every bundle.
- Supports deeper, more restful sleep
- Supports cardiovascular wellness and blood pressure already within a normal range
- Supports mental clarity, focus and cognitive function
- Supports cellular energy production and steady daily energy
- Helps the body maintain a healthy stress response
- Supports muscle function, recovery and comfort
- Delivers 298mg of elemental magnesium, 71% Daily Value
- Chelated forms chosen for gentle, comfortable absorption
- Third-party tested, GMP-certified, made in the USA
- Free from magnesium oxide, gluten, soy and artificial fillers
See what each one actually does →
Take 4 capsules daily with water, preferably with food. Take them together or split them across the day, whichever fits your routine best.
Consistent daily use gives the best results. Most customers report noticeable improvements in sleep quality within 7 to 14 days, with mental clarity building over the following weeks.
See the full timeline →
Yes. Every order is backed by our money-back guarantee: 30 days on a single bottle, 60 days on the 2-bottle bundle and 90 days on the 3-bottle bundle.
If you're not completely satisfied, contact us and we'll make it right, no questions asked. You don't even need to send the bottles back.
Clinically Studied. Clearer Days. Deeper Nights.
Magnesium runs more of your body than almost any other mineral, and most people are quietly short of it. Four forms through four pathways is how you actually fix that.
Try Risk-Free Today5 Clinically Studied Ingredients Doing Different Jobs
Each one was chosen for a specific system, at the dose the research actually used.
Magnesium L-Threonate
The only form of magnesium studied for its ability to cross the blood-brain barrier and raise magnesium concentration in brain tissue rather than just the bloodstream. This is the form behind the cognitive research, and 2,000mg is the dose those trials used. Most brands include a fraction of that so the name can appear on the label.
Bisglycinate Chelate
Magnesium bound to glycine, an amino acid with its own calming role in the nervous system. It is the gentlest form on digestion and the one most associated with GABA regulation, evening wind-down and restful sleep. If you already take a glycinate, this is the part you keep.
Magnesium Taurate
Delivers magnesium alongside taurine, which has its own role in heart rhythm and vascular function. Adequate magnesium intake may reduce the risk of high blood pressure, a claim the FDA permits with qualified language. Taurate is how this formula covers the cardiovascular side.
Magnesium Malate
Magnesium paired with malic acid, which feeds directly into the Krebs cycle, the process your mitochondria use to produce cellular energy. This is the form that addresses tiredness at the source rather than masking it, which is why it belongs in a daily formula and not a pre-workout.
Vitamin B6 as P-5-P
The active, already-converted form of vitamin B6. Magnesium needs B6 as a cofactor to support the synthesis of serotonin, GABA and melatonin. Most formulas skip it or use cheap pyridoxine HCl, which your liver still has to convert before it does anything.
Real Stories, Real Results
See what our customers are saying about Magnesium Complete
"I'm 62. I knew I was sharper five years ago."
Forgetting names. Losing my car in parking lots. My doctor said my cognition was age appropriate, but I could feel it slipping. Six weeks in, I remembered my new neighbour's name, her husband's name and what she does for work, three days after meeting her. I stopped losing more.
"Oura sleep score went 68 to 86 in 18 days"
I track everything. My score had been stuck in the mid-60s for months despite a perfect routine. Day 4 was the first night of deep sleep over 1hr 40min. HRV went 34 to 51 and resting heart rate dropped 4 BPM. This is the first magnesium that made my brain feel different, not just my muscles.
"ER nurse. The only thing that's touched my stress."
Six years of 12-hour night shifts. I tried ashwagandha, L-theanine, CBD, every calm supplement on Amazon. Resting heart rate was 78. Six weeks in it's 71. I fall asleep within 15 minutes instead of an hour of replaying patient codes.
"I'm 62. I knew I was sharper five years ago."
Forgetting names. Losing my car in parking lots. My doctor said my cognition was age appropriate, but I could feel it slipping. Six weeks in, I remembered my new neighbour's name, her husband's name and what she does for work, three days after meeting her. I don't know if I can get back what I lost. But I stopped losing more.
"Oura sleep score went 68 to 86 in 18 days"
I track everything. My score had been stuck in the mid-60s for months despite a perfect routine. Day 4 was the first night of deep sleep over 1hr 40min. HRV went 34 to 51 and resting heart rate dropped 4 BPM. I've taken glycinate for years and it never moved my cognitive scores. This is the first magnesium that made my brain feel different, not just my muscles.
"ER nurse. The only thing that's touched my stress."
Six years of 12-hour night shifts. I tried ashwagandha, L-theanine, CBD, every calm supplement on Amazon. Resting heart rate was 78. Six weeks in it's 71. I fall asleep within 15 minutes instead of an hour of replaying patient codes. I'm a nurse, I read the actual studies, not the marketing.
You can take magnesium every day and still leave your brain short.
Around 45% of American adults fall short on magnesium. But even if you supplement, the form you take probably can't reach the organ that needs it most.
The blood-brain barrier is a checkpoint. Glycinate, citrate, oxide and malate all get stopped at the gate. Your legs stop cramping and your muscles feel better, but everything that starts on the other side of that wall stays exactly where it was.
Your nervous system needs magnesium to make the GABA that switches your brain off at night.
Magnesium helps pace your heartbeat and lets blood vessels relax.
Your brain runs on magnesium-dependent synapses. Drop low and the signal gets noisy.
L-Threonate is the one form with published human data showing it gets through. That's the whole reason this formula exists.
Real Benefits. Backed by Research.
Four forms. Four capsules a day. Decades of clinical work behind every serving.
Sleep
Deeper, without the grogginess.Bisglycinate supports GABA regulation, the system that lets your nervous system stand down at night. Paired with P-5-P, which your body needs to build melatonin, it supports falling asleep faster and staying asleep through the small hours. Most people notice this one first, usually somewhere around night four or five.
Heart
Steady rhythm, healthy pressure.Taurate carries magnesium alongside taurine, which has its own role in vascular function and heart rhythm. The FDA permits a qualified claim that adequate magnesium intake may reduce the risk of high blood pressure, and this is the form that covers it. If you track resting heart rate, this is the number that tends to move.
Clarity
The fog lifts.Brain fog isn't vagueness, it's noisy signalling in magnesium-dependent synapses. L-Threonate is the one form studied for crossing the blood-brain barrier, which is what lets magnesium reach that tissue instead of stopping in the bloodstream. People describe the change the same way: reading a full page without restarting it, and the word arriving when they need it rather than on the drive home.
Energy
Fuelled, not wired.Malate feeds the Krebs cycle directly, the process your mitochondria run to produce cellular energy. No stimulant, no jitter, no rebound crash. It addresses tiredness where it starts instead of covering it with caffeine, which is why the 2:30PM crash tends to stop showing up rather than get pushed later.
Journey with Magnesium Complete
Magnesium Complete is built for daily use, not quick fixes. Here's how things tend to shift once it's part of your routine.
- You fall asleep without the 45-minute replay loop
- The alarm wakes you, not your own brain at 3AM
- Mornings feel a little less heavy
- You read a full page without re-reading it
- The word arrives when you need it, not on the drive home
- The 2:30PM crash quietly stops showing up
- You respond instead of react
- Stress has a longer fuse and a softer landing
- Resting heart rate may drift down a few BPM
- Sleep score trending up, HRV climbing
- Steady energy becomes your normal, not your goal
- Recovery from long days and poor nights gets faster
- Magnesium Complete becomes part of the routine, not a decision
Magnesium Complete Is Different From Any Magnesium You've Tried
It Reaches Your Brain
L-Threonate is the only form with published human data showing it crosses the blood-brain barrier. Everything else stops at the gate, which is why glycinate helps your legs and leaves the fog exactly where it was.
Clinically Dosed, Not Underdosed
No sprinkle-ins. 2,000mg of L-Threonate, 550mg of bisglycinate, 300mg of malate and 100mg of taurate, matched to the doses used in published research rather than the doses that fit a cheaper capsule.
Four Pathways, Not One
Your gut can only absorb so much of a single form at a time. Four forms means four separate routes in, which is how magnesium gets into your cells instead of straight through you.
Gentle Enough for Every Day
Every form here is chelated for comfortable absorption and there is no magnesium oxide anywhere in the formula, which is the ingredient behind most of the complaints people have about cheap magnesium.
Built for Daily Use, Not Quick Fixes
This is not a cleanse or a seven-day miracle. It is a daily formula that rebuilds magnesium status at a cellular level, which is slower than a stimulant and far more durable once it lands.
Magnesium Complete vs. Other Brands
- Reaches your brain — L-Threonate at 2,000mg, the only form with published data on crossing the blood-brain barrier
- Four forms, four routes — built so absorption doesn't bottleneck on a single pathway
- 298mg elemental, stated — the number that matters, printed instead of hidden behind compound weight
- Gentle every day — fully chelated, zero magnesium oxide, no loose-stool tradeoff
30-Day Risk-Free Trial
If you're not completely satisfied in your first 30 days, simply contact us for a full refund, no questions asked. Bundles extend it: 60 days on 2 bottles, 90 days on 3. You don't even need to send the bottles back.
Try Risk-Free Today
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Your sleep and focus matter, and so do theirs. Magnesium Complete is gentle, third-party tested and made for the whole household.
Real People. Real Results.
Rated 4.9 / 5 · Trusted by 24,000+ customers
"I've tried magnesium before and felt nothing. This one actually works."
I was skeptical after wasting money on other supplements. A few weeks in and I'm sleeping through the night and waking up without that heavy, groggy feeling. Happy I gave it a shot.
"Easy to swallow, no digestive issues, and I actually notice a difference."
Most magnesium upsets my stomach. This one doesn't. I've been taking it consistently for over a month and my sleep quality has genuinely improved.
"Subtle at first, but by week two I knew something was different."
I wasn't expecting much honestly. But I stopped waking up at 3AM and my mind feels clearer during the day. I've already ordered a second bottle.
"Finally a magnesium that reaches your brain, not just your muscles."
I did the research before buying. The L-Threonate form is the real differentiator. Two weeks in and I can feel it working. Recommended it to my sister already.
"My wife noticed before I did."
Dad of three, waking at 3AM every night for over a year. Melatonin, cheap glycinate, gummies, none of it moved. Night five was the first time I slept through. By week three my wife said I seemed like a different person.
"Took 10 days. Then it hit me."
I train five days a week and my recovery was getting worse, not better. No more cramping on heavy sets and no afternoon crash. But the thing nobody talks about is the sleep. Training's gone up because recovery has.