




Magnesium Glycinate 6 in 1 Advanced Complex
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Six forms of magnesium in one daily complex: 485mg elemental (129% NRV), led by gentle bisglycinate, plus vitamin B6, D3 and zinc. Vegan, made in the UK.
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What's inside
Six forms of magnesium with vitamin B6, vitamin D3 and zinc.
Magnesium bisglycinateThe gentle form that leads the complex
Magnesium citrateOne of the six forms
Taurate, malate, ascorbate and lactateThe other four forms
485mg elemental magnesium129% NRV a day
Vitamin B625mg a day, 1,786% NRV
Vitamin D3 and zinc25µg and 10mg a day
In every daily serving
Three capsules, read straight off the label.
How to take it3 capsules a day with water, ideally with a meal. Morning or evening, whichever suits you.
Nutritional information
| Per serving | Amount | NRV |
|---|---|---|
| Elemental magnesiumfrom 6 forms | 485mg | 129% |
| Vitamin B6 | 25mg | 1,786% |
| Vitamin D3 | 25µg | 500% |
| Zinc | 10mg | 100% |
Forms: bisglycinate, citrate, taurate, malate, L-ascorbate and lactate. Vegan capsule. Free from gluten, artificial colours, flavours and preservatives.
6 forms, 1 daily serving
Compared with a typical single-form magnesium tablet.
| Onyx Nutra | Single-form tablet | |
|---|---|---|
| Magnesium forms | 6 | Usually 1 |
| Elemental magnesium | 485mg129% NRV | Varies |
| Vitamin B6 | 25mg1,786% NRV | Often extra |
| Vitamin D3 and zinc | 25µg + 10mg500% + 100% NRV | Often extra |
| Vegan | ✓ | Varies |
| Cost a day | 27p3 Pack, subscribed | Varies |
General comparison with single-form magnesium tablets, not a specific brand. Cost a day: 3 Pack at £23.99 on subscription for 90 servings (33p a day one-time).
What 3 capsules a day give you
Thanks to the magnesium, vitamin B6, vitamin D3 and zinc in every serving.

- Less tirednessMagnesium and vitamin B6 contribute to the reduction of tiredness and fatigue.
- Muscle functionMagnesium and vitamin D contribute to normal muscle function.
- Nervous systemMagnesium and vitamin B6 contribute to normal functioning of the nervous system.
- Psychological functionMagnesium and vitamin B6 contribute to normal psychological function.
- Immune supportVitamin D, vitamin B6 and zinc contribute to the normal function of the immune system.
- Bones and teethMagnesium and vitamin D contribute to the maintenance of normal bones and teeth.
What customers say
Reviews
Third order. Still happy.
Lewis G., verified buyerSimple to order, simple to use.
Sheila E., verified buyerSome better nights lately, although I wouldn't put all of that down to a capsule.
Ruby A., verified buyerQuestions
Why six forms of magnesium?
Our complex combines six forms (bisglycinate, citrate, taurate, malate, L-ascorbate and lactate), providing 485mg of elemental magnesium per serving.
How much magnesium is in a serving?
Each daily serving of 3 capsules provides 485mg of elemental magnesium, 129% of the Nutrient Reference Value.
Why are B6, D3 and zinc included?
Vitamin B6 contributes to normal psychological function, vitamin D3 and zinc to the normal function of the immune system, and zinc to normal cognitive function.
How and when do I take it?
Three capsules a day with water, ideally with a meal. Morning or evening, whichever suits you.
Is it vegan?
Yes. Suitable for vegetarians and vegans, and free from gluten, artificial colours, flavours and preservatives.
Is it suitable for long-term use?
Yes, when taken at the recommended daily dose as part of a balanced lifestyle.
How fast is delivery?
Every order is dispatched with full tracking and arrives within 1 to 2 working days. UK standard delivery is £2.99, free over £25 and free on subscriptions.
What if it is not for me?
Enjoy our 30-day money-back guarantee. Less than 0.5% of users ask for their money back.
Pairs well with

It's what's inside That Counts
6 forms of magnesium plus B6, D3 and zinc in every 3-capsule serving
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Magnesium BisglycinateLead form
Magnesium bound to the amino acid glycine, the lead form in our six-form complex.
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Magnesium CitrateSupporting form
Magnesium bound to citric acid, the acid naturally found in citrus fruits.
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Taurate, Malate, Ascorbate & Lactate4 further forms
Four further forms of magnesium, completing the six-form complex.
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Elemental Magnesium485mg · 129% NRV
Contributes to normal muscle function and the reduction of tiredness and fatigue.
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Vitamin B625mg · 1,786% NRV
Contributes to normal functioning of the nervous system and the regulation of hormonal activity.
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Vitamin D3 + Zinc25µg D3 · 500% NRV · 10mg zinc · 100% NRV
Vitamin D and zinc contribute to the normal function of the immune system.
FAQs
Got questions? We’ve got answers.Our complex combines six forms — bisglycinate, citrate, taurate, malate, L-ascorbate and lactate — providing 485mg of elemental magnesium per serving.
Each daily serving (3 capsules) provides 485mg of elemental magnesium — 129% of the Nutrient Reference Value.
Vitamin B6 contributes to normal psychological function, vitamin D3 and zinc to the normal function of the immune system, and zinc to normal cognitive function.
Yes — take your 3 capsules at whatever time suits you, morning or evening, ideally with a meal.
Take three capsules daily with water, preferably alongside a meal.
Yes — suitable for vegetarians and vegans, free from gluten, artificial colours, flavours, and preservatives.
Yes, when taken at the recommended daily dose as part of a balanced lifestyle.