Litmus

The honest supplement checker

Know what's actually worth taking.

Tell us your goal and what you can't have. We filter out anything unsafe for you, then rate what's left in plain English — what the evidence really says, and what it's worth. Nothing is sold to you here.

How do you want to take it?


What do you want it for? goal

How hard do you train?

How often will you take it?


Allergies — hide anything with safety

Diet & preferences avoid

Health conditions to check against safety


More filters — brand, flavour, budget

Flavour available

Brand

Max price

Matches

Every product carries an honest evidence verdict. Hover any tag to see what it means — ratings reflect the science, not the marketing.

Buy links may earn Litmus a commission — it never changes which products we show or how we rank them.

0 selected to compare · 3 max

Side by side