Protein Works magnesium prices per dose
Protein Works has 4 magnesium products in stock that we price per dose. Its cheapest, Protein Works Magnesium Glycinate X3, costs 1p per 100 mg magnesium: 2nd of 79 in the magnesium blends and other forms table. The cheapest in that table is ZipVit Magnesium 500mg, 1p per 100 mg magnesium: under 1p less per dose than Protein Works' cheapest. Prices checked 9 October 2026.
- In stock at Protein Works
- 4Magnesium products
- Its cheapest
- 1pper 100 mg magnesium
- Place in its table
- 2ndof 79 in the magnesium blends and other forms table
- Cheapest anywhere
- 1pat ZipVit
Protein Works magnesium products
Every price is for the same standard dose and the products sit in the order of the magnesium blends and other forms table: in stock first, then the price per dose. The place is where each product stands in that table across every UK shop.
| Product | Price | Per dose | A month | Place in its table |
|---|---|---|---|---|
| Protein Works Magnesium Glycinate X3Details and price history | £10.99View at Protein Works (opens in a new tab) | 1pper 100 mg magnesium | 40p | 2nd of 79 |
| Protein Works Magnesium Glycinate X3 270 Brand NewDetails and price history | £26.99View at Protein Works (opens in a new tab) | 5pper 100 mg magnesium | £1.56 | 27th of 79 |
| Protein Works Magnesium Glycinate X3 180 Brand NewDetails and price history | £18.99View at Protein Works (opens in a new tab) | 5pper 100 mg magnesium | £1.65 | 29th of 79 |
| Protein Works Magnesium Glycinate X3 90 Brand NewDetails and price history | £13.99View at Protein Works (opens in a new tab) | 8pper 100 mg magnesium | £2.43 | 31st of 79 |
Prices checked 9 October 2026. We earn commission when you buy through these links; it never affects the order.
Magnesium at other shops
- Healf120 products in stock, cheapest in the magnesium blends and other forms table 1p per 100 mg magnesium
- ZipVit11 products in stock, cheapest in the magnesium blends and other forms table 1p per 100 mg magnesium
- Myprotein10 products in stock, cheapest in the magnesium blends and other forms table 3p per 100 mg magnesium
- VitaBright10 products in stock, cheapest in the magnesium blends and other forms table 3p per 100 mg magnesium
- W-Wellness8 products in stock, cheapest in the magnesium blends and other forms table 27p per 100 mg magnesium
Every shop's magnesium blends and other forms prices · All of Protein Works's supplements · Protein Works's own range
Delivery at Protein Works: Free delivery from £70.00, otherwise £4.49. It depends on the rest of the order, so it is never counted in the prices above.
Questions about Protein Works's magnesium
How many magnesium products does Protein Works sell?
On 20 October 2026, we price 4 magnesium products at Protein Works that are in stock, in 1 form. In the magnesium blends and other forms table the ones in stock run from 1p to 8p per 100 mg magnesium. Protein Works' prices were last checked 9 October 2026.
What is the cheapest magnesium at Protein Works?
Protein Works Magnesium Glycinate X3, £10.99 for 90 capsules, which works out at 1p per 100 mg magnesium. That is 2nd of 79 in the magnesium blends and other forms table across UK shops, checked 9 October 2026.
Is Protein Works the cheapest place to buy magnesium?
Not on 20 October 2026. The cheapest in the magnesium blends and other forms table is ZipVit Magnesium 500mg: 1p per 100 mg magnesium, under 1p less per dose than Protein Works' cheapest, which is 1p per 100 mg magnesium. Protein Works' prices were last checked 9 October 2026.
Does Protein Works charge for delivery?
Protein Works' own rule: Free delivery from £70.00, otherwise £4.49. Delivery depends on the rest of the order, so it is shown beside the shop's prices and never counted in them.
How are Protein Works' magnesium prices compared with other shops'?
Every price is worked out for the same standard dose, one 100 mg dose, which is a unit for comparing prices and not a recommendation. A product is placed only against products of the same form, by price per dose, and the place shown is its place in that form's table across UK shops. We earn commission when you buy through our links; it never affects the order.
A standard dose is a unit for comparing prices, not a recommendation. How we compare· Prices by shop · All magnesium prices · Protein Works's prices last changed