Magnesium Complex
Magnesium Complex shows low returns (0.1%), but soft demand (-7.3% this quarter) keeps it on the watch list.
Flapen Score
Is Magnesium Complex profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Magnesium Complex is a £514K/yr Amazon United Kingdom market (459K searches/yr). The top 5 brands hold 68% of demand. Demand peaks in Aug–Sep. Verdict: Worth a look — 54/100.
Magnesium Complex: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Worth a look. Search demand moved -7.3% over the last 90 days and 9.7% of searches end in a purchase.
£514K
revenue / yr
Who owns the niche?
The top 5 brands hold 68% of demand, so 32% of the market is open.
32%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.
0/100
page quality · 18 products
Top Magnesium Complex products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Magnesium 6-in-1 Complex 2325mg with Magnesium Glycinate Citrate Malate Oxide Taurate and Orotate - Muscle Nerve & Energy Support - High Absorption 390mg Elemental - 120 Capsules by HealthEssent
- Price
- £8.28
- Rating
- 4.6/5
- Reviews
- 1,067
- Age
- 1y ago

Magnesium Glycinate Complex 4 in 1-1866mg per Serving | Precise 404mg Elemental Magnesium dose | Added Magnesium Glycinate Citrate Malate & Taurate | 90 Vegan Capsules - by Prowise
- Price
- £7.68
- Rating
- 4.3/5
- Reviews
- 2,606
- Age
- 2y ago

Magnesium Glycinate 4-in-1 Complex 1836mg 381mg Elemental Per Serving High-Strength Magnesium with Bisglycinate Citrate Malate Oxide 120 Vegan Capsules UK Manufactured by New Leaf
- Price
- £10.94
- Rating
- 4.6/5
- Reviews
- 4,528
- Age
- 2y ago

Magnesium Glycinate 3-in-1 Complex - 1800mg Supplements as Bisglycinate Citrate & Malate 90 Vegan Capsules Triple High Absorption 384mg Elemental UK Made
- Price
- £8.11
- Rating
- 4.5/5
- Reviews
- 35,795
- Age
- 3y ago

Magnesium Glycinate 4-in-1 Complex | 1283mg Bisglycinate Citrate Malate & 2000mg Turmeric & Black Pepper | 385mg Elemental High Absorption Magnesium Supplements | 90 Tablets | UK Made | Free Soul
- Price
- £7.24
- Rating
- 4.4/5
- Reviews
- 3,230
- Age
- 1y ago
Trending
90-day click momentum
Magnesium Complex 12-in-1 700mg per Serving with Glycinate Citrate Malate Oxide Taurate Aspartate Orotate - High Absorption - Sleep Muscle Support Energy Nerve & Heart Health - 90 Capsules
- Price
- £15.17
- Rating
- 4.8/5
- Reviews
- 18
- Age
- 4mo ago
![Magnesium Complex High Dose 400 mg - [300 x Capsules - 9 Magnesium Compounds] - Magnesium High Dose Capsules - Magnesium Complex Vitamin B - Magnesium Oxide Magnesium Bisglycinate](https://m.media-amazon.com/images/I/41gMK5uzM1L.jpg)
Magnesium Complex High Dose 400 mg - [300 x Capsules - 9 Magnesium Compounds] - Magnesium High Dose Capsules - Magnesium Complex Vitamin B - Magnesium Oxide Magnesium Bisglycinate
- Price
- £12.65
- Rating
- 4.6/5
- Reviews
- 1,143
- Age
- 1y ago

OMNIA High Strength Magnesium Complex 8-in-1 Magnesium Glycinate Citrate Malate & Oxide with L-Theanine Vitamin D3 B6 & Black Pepper -120 Vegan Capsules
- Price
- £7.66
- Rating
- 4.4/5
- Reviews
- 94
- Age
- 7mo ago

Magnesium Glycinate Supplements Magnesium glycinate 25-in-1 Supplement with Glycinate Citrate Malate Oxide Taurate Aspartate Orotate Magnesium Relaxation Muscle Heart Support 120 Capsules
- Price
- £20.00
- Rating
- 4.5/5
- Reviews
- 33
- Age
- 10mo ago

Magnesium Complex 400mg - 5 Forms of Magnesium (Bisglycinate Citrate Oxide Carbonate Liposomal) + Vitamin B6 - High Absorption - Energy Muscles Fatigue Nervous System - 180 Capsules vitavea
- Price
- £10.39
- Rating
- 4.4/5
- Reviews
- 66
- Age
- 10mo ago
Newest
by launch date
Magnesium Complex 12-in-1 700mg per Serving with Glycinate Citrate Malate Oxide Taurate Aspartate Orotate - High Absorption - Sleep Muscle Support Energy Nerve & Heart Health - 90 Capsules
- Price
- £15.17
- Rating
- 4.8/5
- Reviews
- 18
- Age
- 4mo ago

OMNIA High Strength Magnesium Complex 8-in-1 Magnesium Glycinate Citrate Malate & Oxide with L-Theanine Vitamin D3 B6 & Black Pepper -120 Vegan Capsules
- Price
- £7.66
- Rating
- 4.4/5
- Reviews
- 94
- Age
- 7mo ago

4-in-1 Magnesium Glycinate Added with KSM-66 Ashwagandha Turmeric and Vitamin B6 | 90 Vegan Capsules | 4 001 mg per Serving | Easy to Swallow Capsule | GMO & Gluten Free | Premium Quality by Prowise
- Price
- £7.97
- Rating
- 4.4/5
- Reviews
- 147
- Age
- 9mo ago

Magnesium Complex 400mg - 5 Forms of Magnesium (Bisglycinate Citrate Oxide Carbonate Liposomal) + Vitamin B6 - High Absorption - Energy Muscles Fatigue Nervous System - 180 Capsules vitavea
- Price
- £10.39
- Rating
- 4.4/5
- Reviews
- 66
- Age
- 10mo ago

Magnesium Glycinate Supplements Magnesium glycinate 25-in-1 Supplement with Glycinate Citrate Malate Oxide Taurate Aspartate Orotate Magnesium Relaxation Muscle Heart Support 120 Capsules
- Price
- £20.00
- Rating
- 4.5/5
- Reviews
- 33
- Age
- 10mo ago
Competition: brands, sellers & click share
The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.
Brands
15 falling
Sellers
18
Top-5 brand share
68%
Top 20: 100%
Top-5 click share
58%
Top 20: 100%
Open market
24%
- NEW LEAF PRODUCTS19%
- HealthEssent18%
- PH PROWISE Healthcare12%
- Nutrition Geeks10%
- Free Soul9%
- WeightWorld9%
Magnesium Complex demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Aug, Sep · busiest ÷ quietest = 8.0×
Top Magnesium Complex search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- magnesium complex275K/yr
- magnesium complex 12 in 123K/yr
- magnesium 4 in 118K/yr
- new leaf magnesium glycinate15K/yr
- new leaf products18K/yr
- free soul magnesium 4-in-119K/yr
- new leaf10K/yr
- magnesium orotate9K/yr
- prowise advanced 4 in 1 magnesium complex2K/yr
- magnesium complex 4 in 111K/yr
What reviews say buyers love and hate about Magnesium Complex
What buyers mention most, as a share of all reviews.
What buyers love
81% of reviews“sleep more deeply”
“Good quality tablets”
“best magnesium”
“EXCELLENT VALUE FOR MONEY”
“accurate description”
What buyers complain about
59% of reviews“Not helping with sleep at all”
“This magnesium does not work”
“It does absolutely nothing”
“they are rather large tablets”
“The dosage is far too high”
Magnesium Complex return rate & reasons
Why buyers send it back, as a share of all return requests.
0.1%
Return rate
0%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Magnesium Complex questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









