Opening soon. Starting with magnesium.
Supplements, checked before you buy.
Ever stood staring at a shelf of supplements, wondering what's actually in them? And why one costs twice as much as another, and whether it's really worth the extra? We lay it all out for you: every ingredient in plain words, fillers included, what a UK lab found when we tested it, and what each one really costs you per day. No guesswork. Just clear facts, and your call.
The button opens an email to us. We'll only use your address to tell you when we open, and we'll delete it whenever you ask.
3 in 139
We looked at 139 supplements sold in the UK. Only 3 published a lab report.
Our own check of public product pages, October 2026.
That's why we're building SureVitz: to bring transparency to supplements, one product at a time.
Everything you need to choose,
side by side
What's inside, how far it's been checked, and what you really pay, compared like for like in seconds.
| Product A | Product B | |
|---|---|---|
| Magnesium per serving | 200 mg | 200 mg |
| Type of magnesium | Glycinate | Glycinate |
| Comes as | Capsules | Capsules |
| Fillers | 1 | 4 |
| How far it's been checked | Lab-confirmed | Brand-reported |
| Price per day | 25p | 75p |
● Where the two products differ
See what's inside
Every ingredient in plain words, fillers included. No squinting to read the small print.
See how far it's been checked
See what's on the label, and what a UK lab found when we tested it. With the date and batch, not just a badge.
Compare like for like
Same ingredient, same form, side by side. Sort by price per day, dose or fillers.
What others thought Planned
How people found it: easy to swallow, taste, value, and whether they'd buy it again.
Brands, labs and partners
We're talking to UK brands and testing labs now. If you make supplements and you're proud of what's in them, we'd love to hear from you.
Email Syd, the founder
hello@surevitz.co.uk