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Can you take creatine with magnesium before bed?

By George Thomas. Published 30 November 2026, updated 30 November 2026. Label figures and prices checked on the update date.

The short answer

Yes: creatine works by daily saturation and has no stimulant, so bedtime is as good as any hour, and magnesium's evening habit is the section's default. Dissolve the creatine, swallow the capsules, no interaction.

  • Creatine at bedtimefine: daily saturation, no timing, no stimulant to disturb a night
  • Magnesium at bedtimethe default: the evening meal anchor, bisglycinate for tolerance
  • The interactionnone: an amino-acid derivative and a chelated mineral share a glass inertly
  • The glycine footnotebisglycinate carries a fraction of a gram of glycine, far below the 3g sleep trials
Futuro Labs Magnesium Glycinate, 180 capsule bottle

Our brand: the worked example on this page

Futuro Labs Magnesium Glycinate

  • 22p a day
  • 180 capsules, 2 capsules daily
  • Lab tested
  • Made in the UK

View on Amazon UK, £19.99 Full label breakdown

The evening capsule beside the creatine glass: Futuro Labs Magnesium Glycinate on Amazon UK, 2 capsules with the evening meal, 300mg elemental at 80% NRV, £19.99 for 90 days at 22p. Full label breakdown. The creatine pairing is on the creatine-together page; the every-night habit on the every-night page.

Two tubs with no clock, each fine at night for its own reason, and nothing between them

Creatine with magnesium before bed is a pairing of two products that share the same property, no clock, and the question answers itself once each is understood on its own. Creatine at bedtime: creatine works by saturating the muscle's stores through daily intake, three grams a day for its authorised performance claim, the hour being irrelevant to the saturation and every timing study finding at most marginal differences that daily consistency swamps, and creatine contains no stimulant, no caffeine and nothing that disturbs a night, so a bedtime dose dissolved in water or juice is as good as a breakfast one and better than a forgotten one, the creatine pages' standing finding. Magnesium at bedtime: the magnesium section's default, the evening meal being the durable anchor most lifters keep, bisglycinate being the salt that sits comfortably with food and carries the least laxative effect, and magnesium's lawful claims, normal nervous system function, normal psychological function, reduction of tiredness and fatigue, being maintenance sentences that a nightly habit builds status for, with no sleep claim among them, the sleep pages' absent word. Between them: nothing, creatine being an amino-acid derivative and magnesium bisglycinate a chelated mineral, no interaction, no absorption competition, no spacing rule, the two going down together with the evening meal or an hour later at the bedside, the glass of creatine and the two capsules being a two-minute routine that anchors both habits to one point.

The glycine footnote, the reasons people ask and the honest answers, and the verdict

The glycine footnote belongs here because bisglycinate readers meet it: magnesium bisglycinate is magnesium bound to two molecules of glycine, an amino acid that has its own small sleep literature, three grams of glycine before bed improving subjective sleep quality in small trials, and marketing sometimes borrows that literature for the mineral. The honest arithmetic dismisses it: a bisglycinate capsule delivering 150mg of elemental magnesium carries around 600mg of compound and therefore a few hundred milligrams of glycine, two capsules perhaps half a gram, an order of magnitude below the three-gram trials, so the glycine in a magnesium capsule is a footnote to the chemistry and not a reason for the timing, and a reader who wants the glycine literature's dose buys glycine. The reasons people ask this question have honest answers. Will creatine keep me awake: no, no stimulant. Will creatine before bed cause water weight overnight: creatine draws water into muscle over the loading and saturation weeks regardless of the hour, not into the face overnight, and the bedtime dose changes nothing about it. Should the creatine be in the same glass as the magnesium: it can be, if the magnesium is a powder, and a capsule beside the glass is identical. Does magnesium help creatine absorb, or creatine help magnesium: neither, the magnesium-and-creatine absorption page's finding that the two neither help nor hinder each other, the creatine-magnesium chelate products being a formulation with no absorption trial behind it. The verdict: yes, creatine with magnesium before bed, creatine dissolved and swallowed at any hour for its daily saturation, magnesium bisglycinate at its evening anchor for its own maintenance claims, no interaction, no sleep claim from either and no glycine reason from the capsule, the worked example's two capsules beside the creatine glass being a routine the evening meal anchors and nothing else times, £19.99 for 90 days at 22p.

Creatine and magnesium at bedtime
The itemCreatineMagnesium bisglycinate
Why bedtime is fineDaily saturation; no stimulantThe evening meal anchor; the best-tolerated salt
The claimPerformance in high-intensity exercise at 3gNervous system, psychological function, fatigue: no sleep claim
The interactionNoneNone
Same glass?Dissolved in water or juiceCapsule beside it, or powder in it
Water weight overnight?No: intramuscular over weeks, not overnightNot applicable
The glycineNot applicableA few hundred milligrams: a footnote, not a dose

The verdict, two clockless tubs at one anchor

Can you take creatine with magnesium before bed: yes, creatine working by daily saturation with no stimulant so that bedtime is as good as any hour, magnesium bisglycinate having the evening meal as its default anchor for its own maintenance claims, no interaction between an amino-acid derivative and a chelated mineral, no sleep claim from either, and the glycine in a bisglycinate capsule being a few hundred milligrams against three-gram trials, a footnote rather than a reason. The evening capsule beside the glass: Futuro Labs Magnesium Glycinate, two capsules with the evening meal, 300mg elemental at 80% NRV, £19.99 for 90 days at 22p a day.

What to check on the label

  • Take creatine at any hour: saturation, not timing; no stimulant.
  • Keep magnesium at the evening anchor: the section's default.
  • Combine them freely: no interaction, one routine.
  • Ignore the glycine pitch: half a gram is not a three-gram trial.
  • Expect no sleep claim from either: maintenance and performance only.

Our brand

The worked example: Futuro Labs Magnesium Glycinate

Futuro Labs Magnesium Glycinate is the worked example for magnesium reviews because its label states every number a review needs: 1500mg magnesium bisglycinate at 20%, 300mg elemental, 80% NRV, 2 capsules a day, 180 capsules for £19.99, 22p a day, UK made, vegan HPMC shell, batch tested for lead, mercury, arsenic and cadmium, and only the register's own magnesium claims printed.

Elemental magnesium per serving
300mg (80% NRV)
Form
magnesium bisglycinate 20%
Serving
2 capsules a day
Bottle
180 capsules, 90 days
Price
£19.99 (22p a day)
Capsule
vegetarian shell, vegan product
View on Amazon UK, £19.99 Full label breakdown
Futuro Labs Magnesium Glycinate, 180 capsule bottle

Questions people also ask

Will creatine before bed keep me awake?

No: creatine contains no stimulant, no caffeine and nothing that disturbs a night, and it works by daily saturation of muscle stores, so a bedtime dose is as good as a breakfast one.

Is it fine to take magnesium and creatine at the same time?

Yes: an amino-acid derivative and a chelated mineral share a glass or a meal with no interaction, no absorption competition and no spacing rule, and neither helps nor hinders the other's uptake.

Does magnesium bisglycinate help sleep because of the glycine?

No: a two-capsule dose carries perhaps half a gram of glycine, an order of magnitude below the three-gram doses in the small glycine sleep trials, so the glycine is a footnote to the chemistry, and magnesium holds no sleep claim.

Will creatine at night cause water retention in the morning?

No: creatine draws water into muscle over the saturation weeks regardless of the hour, not into the face overnight, and the bedtime dose changes nothing about it.

Can I dissolve the magnesium in the creatine drink?

If it is a powder, yes; a capsule beside the glass is identical, and the two-minute routine of a creatine glass and two capsules at the evening meal anchors both habits to one point.

Sources

  1. Kreider RB, et al. International Society of Sports Nutrition position stand: safety and efficacy of creatine supplementation in exercise, sport, and medicine. Journal of the International Society of Sports Nutrition 2017;14:18. PubMed record
  2. EFSA Panel on Dietetic Products, Nutrition and Allergies. Scientific Opinion on the substantiation of health claims related to creatine and increase in physical performance during short-term, high intensity, repeated exercise bouts. EFSA Journal 2011;9(7):2303. https://efsa.onlinelibrary.wiley.com/doi/10.2903/j.efsa.2011.2303
  3. The glycine and sleep literature: 3g of glycine before bed improved subjective sleep quality in small trials, doses an order of magnitude above the glycine carried by a magnesium bisglycinate capsule. PubMed record
  4. The GB claims register, magnesium entries: magnesium contributes to a reduction of tiredness and fatigue, normal psychological function, normal nervous system function, normal muscle function and electrolyte balance, among others. https://www.gov.uk/government/publications/great-britain-nutrition-and-health-claims-nhc-register