Is One A Day ethical and cruelty-free?
Not really — One A Day fails 3 of the 4 ethics signals we track, including its animal-testing position, and holds no third-party certification we can verify.
One A Day is a mass-market vitamin brand owned by Bayer, offering affordable supplements with limited ethical certifications; it has no major controversies but lacks strong sustainability or animal-testing commitments.
The evidence, signal by signal
Cruelty-freeflagged
One A Day does not conduct unnecessary animal testing but may be required by law in certain markets like China.
Vegan optionsunverified
No dedicated vegan range; most products contain gelatin, lanolin, or fish-derived ingredients.
Sells in mainland Chinaflagged
Selling through mainland Chinese retail has historically triggered post-market animal testing.
Third-party certifiedflagged
No independent certifications recorded on the products we track.
Public pledges: No brand-specific sustainability pledges; parent company Bayer aims for carbon neutral operations by 2030.
Scored with our public methodology. Profile last updated 2026-10-07.
More on One A Day
Is One A Day ethical? FAQs
Is One A Day cruelty-free?+
One A Day does not conduct unnecessary animal testing but may be required by law in certain markets like China.
Does One A Day have vegan products?+
No dedicated vegan range; most products contain gelatin, lanolin, or fish-derived ingredients.
Does One A Day sell in mainland China?+
Selling through mainland Chinese retail has historically triggered post-market animal testing.
What is One A Day's ethics score?+
One A Day averages —/100 across 0 products we score on certifications, sourcing, labour, packaging and transparency.
What are the best alternatives to One A Day?+
See our full list of ethical alternatives to One A Day for better-scoring options in the same categories.