Magnesium for sleep: which one to choose and what the EU register allows us to say about falling asleep

Quick answer

Magnesium for sleep: the EU register has no claim linking magnesium and sleep, and NIH notes that there is very little research on the subject. If you still want magnesium, Stivits has bisglycinate (3 capsules: 300 mg of magnesium and 7.5 mg of vitamin B6), citrate (2 tablets: 400 mg and 10 mg of B6) or 1 tablet of malate (230 mg and 2.5 mg of B6). If falling asleep is what matters to you, among Stivits products only Melatonin 1 mg has an EU register claim on it: melatonin contributes to the reduction of time taken to fall asleep. The beneficial effect is obtained with the intake of 1 mg of melatonin shortly before going to bed.

Magnesium, melatonin and Comfort Sleep Complex: a comparison by the numbers

All numbers are for the daily serving. The claim column answers the main question: what the EU register allows us to say about falling asleep specifically.

Product and daily servingMagnesiumVitamin B6MelatoninEU register claim on falling asleepLasts
Magnesium BISGLYCINAT 300mg, 3 capsules300 mg7.5 mgnonenone60 days
Magnesium MALATE 2000mg, 1 tablet230 mg2.5 mgnonenone90 days
Magnesium (Citrate) 400 mg + B6, 2 tablets400 mg10 mgnonenone60 days
Melatonin 1 mg, 1 tabletnonenone1 mgyes, at 1 mg shortly before bed120 days
Melatonin 1,8 mg, 1 tabletnonenone1.8 mgno, the dose is not 1 mg90 days
Comfort Sleep Complex, 2 tabletsnone12 mg2 mgno, the dose is not 1 mg45 days
Valerian root 6000 mg, 1 tabletnonenonenonenone90 days

Does magnesium help you fall asleep?

The EU register has no claim that magnesium helps you fall asleep. Among the 10 authorised claims on magnesium there is none on sleep or falling asleep. NIH (NCCIH) says there are very few studies of magnesium and sleep. A 2021 review found only 3 studies with 151 participants, and its authors rated their quality as low.

What the register allows us to say about magnesium

These claims apply to every form of magnesium:

  • Magnesium contributes to normal functioning of the nervous system.
  • Magnesium contributes to normal psychological function.
  • Magnesium contributes to a reduction of tiredness and fatigue.
  • Magnesium contributes to normal muscle function.

The threshold for these claims is 56.25 mg of magnesium per serving, and all three magnesium products in the table meet it: bisglycinate, malate (1 tablet) and citrate. Melatonin, Comfort Sleep Complex and valerian contain no magnesium. A varied and balanced diet and a healthy lifestyle are important.

Which magnesium to choose: serving and B6

The EU register does not single out a form of magnesium, so choose by serving and convenience. A comparison of all the forms is in the guide which magnesium to choose.

  • Bisglycinate. Magnesium bound to the amino acid glycine, 300 mg of magnesium and 7.5 mg of vitamin B6 in 3 capsules. Choose it if you want this form. Trade-off: 3 capsules a day, and the serving is 50 mg above the EFSA reference level of 250 mg a day from food supplements.
  • Malate, 1 tablet. 230 mg of magnesium and 2.5 mg of B6, the only serving below 250 mg among these products. Trade-off: the least magnesium, and the name says 2000 mg, which is the weight of magnesium malate in 2 tablets.
  • Citrate. 400 mg of magnesium and 10 mg of B6 in 2 tablets. Trade-off: the serving is 150 mg above the EFSA reference level, and the B6 almost reaches the upper level of 12 mg.

Melatonin 1 mg or 1.8 mg: how they differ

Melatonin is a hormone that the brain produces in response to darkness. The EU register claim on falling asleep is tied to exactly 1 mg: melatonin contributes to the reduction of time taken to fall asleep. The beneficial effect is obtained with the intake of 1 mg of melatonin shortly before going to bed.

Melatonin 1 mg, 120 tablets gives this dose: adults take 1 tablet a day before bed, and one pack lasts 120 days. Melatonin 1,8 mg, 90 tablets does not have this claim, because the dose is different. Trade-off of 1.8 mg: no claim on falling asleep, and one pack lasts 90 days.

Both also fit another claim: melatonin contributes to the alleviation of subjective feelings of jet lag. The beneficial effect is obtained with the intake of at least 0.5 mg of melatonin the first day of travel shortly before going to bed and during a few days after arrival at the destination.

Comfort Sleep Complex: what is inside

In a daily serving of 2 tablets, Comfort Sleep Complex, 90 tablets contains 2 mg of melatonin, 80 mg of L-tryptophan and 12 mg of vitamin B6. Adults take 2 tablets a day before bed, and one pack lasts 45 days.

L-tryptophan is an essential amino acid; the body gets it from food. Vitamin B6 contributes to normal functioning of the nervous system. The complex has no claim on falling asleep: 2 tablets contain 2 mg of melatonin, and the claim is tied to 1 mg.

Trade-off: 12 mg of B6 equals the EFSA upper level for adults, so do not add other products with B6 to it.

Valerian root: what is inside

In Valerian root 6000 mg, 90 tablets one tablet contains 120 mg of valerian root extract 50:1. Adults take 1 tablet a day with meals, so dinner is a convenient time. One pack lasts 90 days.

Can you take magnesium and melatonin together?

Yes: nothing in the Stivits product data rules out this combination. What you need to count is vitamin B6: it is in magnesium and in Comfort Sleep Complex, but not in plain melatonin. So magnesium is easier to combine with Melatonin 1 mg.

Combination for the dayMagnesiumVitamin B6Melatonin
Malate, 1 tablet + Melatonin 1 mg, 1 tablet230 mg2.5 mg1 mg
Bisglycinate, 3 capsules + Melatonin 1 mg, 1 tablet300 mg7.5 mg1 mg
Citrate, 2 tablets + Melatonin 1 mg, 1 tablet400 mg10 mg1 mg
Malate, 1 tablet + Comfort Sleep Complex, 2 tablets230 mg14.5 mg2 mg
Bisglycinate, 3 capsules + Comfort Sleep Complex, 2 tablets300 mg19.5 mg2 mg
Citrate, 2 tablets + Comfort Sleep Complex, 2 tablets400 mg22 mg2 mg

The EFSA upper level for adults is 12 mg of B6 a day. Combinations with Melatonin 1 mg fit within it; all combinations with Comfort Sleep Complex exceed it, so do not take Stivits magnesium together with this complex.

Pregnancy, age and driving

  • Pregnancy and breastfeeding. Comfort Sleep Complex is not recommended.
  • Children. Comfort Sleep Complex is not recommended; Melatonin 1 mg and 1.8 mg from Stivits are intended for adults.
  • Autoimmune diseases. Comfort Sleep Complex is not recommended.
  • Driving. Be careful with Comfort Sleep Complex: it may cause drowsiness.
  • You are under a doctor's care. Consult your doctor about evening food supplements.

Sleep habits: what to do alongside food supplements

A food supplement comes on top of good sleep habits and does not replace them. NIH (NHLBI) gives simple advice:

  • Go to bed and get up at the same time every day.
  • Keep the bedroom quiet, cool and dark.
  • Spend the hour before bed on calm activities, without intense exercise or a bright screen.
  • Avoid large meals in the last few hours before bed.

If you still sleep badly despite good habits, talk to a doctor rather than trying one food supplement after another.

FAQ

Which magnesium is best for sleep?

The EU register does not single out a form of magnesium, so choose by serving. At Stivits bisglycinate gives 300 mg of magnesium in 3 capsules, 1 tablet of malate 230 mg, citrate 400 mg in 2 tablets. For falling asleep, only Melatonin 1 mg has an EU register claim.

Does magnesium help you fall asleep?

The EU register has no claim linking magnesium and falling asleep, and NIH notes that there are very few studies. For falling asleep Stivits offers Melatonin 1 mg: melatonin contributes to the reduction of time taken to fall asleep. The beneficial effect is obtained with the intake of 1 mg of melatonin shortly before going to bed.

How do I take magnesium: morning or evening?

The directions for Stivits magnesium do not set a time of intake, so pick a time that suits you, morning or evening. The daily serving does not change: 3 capsules of bisglycinate, 2 tablets of citrate or 1–2 tablets of malate.

Magnesium: how much should I take a day?

Take the daily serving given for the product. At Stivits this is 230 mg in 1 tablet of malate, 300 mg in 3 capsules of bisglycinate and 400 mg in 2 tablets of citrate. The EFSA reference level is 250 mg a day from food supplements.

Can a time be given for when magnesium starts to work for sleep?

No: there is no claim linking magnesium and sleep, and the Stivits product data have no figures on how soon it works. We give only how long a pack lasts: 3 capsules of bisglycinate a day last 60 days, 1 tablet of malate 90 days, 2 tablets of citrate 60 days.

Can I take magnesium every day?

The Stivits daily serving is meant for everyday use: 3 capsules of bisglycinate, 2 tablets of citrate or 1–2 tablets of malate. The product data give no length of course; the EFSA reference level is 250 mg of magnesium a day from food supplements. If you are under a doctor's care, agree on magnesium with them.

Can I take magnesium and melatonin together?

Nothing in the Stivits product data rules it out. Bisglycinate, 3 capsules, and Melatonin 1 mg give 300 mg of magnesium, 7.5 mg of vitamin B6 and 1 mg of melatonin a day. The EFSA upper level for B6 is 12 mg, and this combination fits within it.

Can I take magnesium with Comfort Sleep Complex?

Do not combine them. The 2 tablets of Comfort Sleep Complex from Stivits already contain 12 mg of vitamin B6, which is the EFSA upper level for adults. With 3 capsules of bisglycinate the total is 19.5 mg of B6, with 2 tablets of citrate 22 mg.

Melatonin 1 mg or 1.8 mg: which should I choose?

If falling asleep is what matters, choose 1 mg: the EU register claim is tied to exactly this dose. At Stivits this is Melatonin 1 mg, 120 tablets, which lasts 120 days. Melatonin 1.8 mg does not have this claim; 90 tablets last 90 days.

Does magnesium have an authorised claim on sleep?

No. The EU register has no claim on sleep or falling asleep for magnesium. Magnesium contributes to normal functioning of the nervous system and to a reduction of tiredness and fatigue. A varied and balanced diet and a healthy lifestyle are important.

Can I drive after Comfort Sleep Complex?

Be careful: Comfort Sleep Complex from Stivits may cause drowsiness. Its 2 tablets contain 2 mg of melatonin, 80 mg of L-tryptophan and 12 mg of vitamin B6. The complex is not recommended in pregnancy, while breastfeeding, with autoimmune diseases or for children.

Who makes Stivits magnesium and melatonin?

Stivits is a brand of the Estonian company HYPERPHARM OÜ (Tallinn). The supplements are made in Europe, in the EU, in a factory certified to GMP, HACCP and ISO 22000:2018. Stivits sells direct from the factory, with no wholesalers or pharmacies in between.

Stivits products

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  • Which magnesium to choose: glycinate (bisglycinate), citrate, malate or oxide: Three numbers decide which magnesium to choose: how much magnesium is in the daily serving, how much vitamin B6 comes with it, and how many tablets a day you are happy to take. Stivits sells four forms as food supplements: bisglycinate 300 mg in 3 capsules, citrate 400 mg in 2 tablets, malate 230–460 mg in 1–2 tablets and oxide 500 mg in 1 capsule. Bisglycinate is the same form as magnesium glycinate. Magnesium contributes to a reduction of tiredness and fatigue; the claim applies from 56.25 mg of magnesium per serving. A varied and balanced diet and a healthy lifestyle are important. The EU register does not divide claims by form: they belong to magnesium, not to citrate or bisglycinate. The EFSA reference level for magnesium from food supplements is 250 mg a day; of these four products only 1 tablet of malate, 230 mg, is below it.

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