Fully labelled burdock hair oil with optional auto-ship; used bottles cannot be returned.
Health Corners editorial team · Claims checked against seller pages · Updated
General information, not medical advice. Health claims on this page are the brand’s own; the fact-checks show what the evidence says.
Calculated from published specs and owner feedback
See all hair carePublished specs and owner feedback, not a hands-on test.
Published features and owner comments · not a lab test.
Published features and owner comments · not a lab test.
From published features and owner comments · not a lab test.
Average of the independent owner-review sources listed below.
The published claim, then what we found. Live statuses. How we review
The claim
What we found
Fine printThe study the brand cites measured loose-hair counts, not new hair; burdock root has no clinical trial on hair in humans, and a 2022 JAAD review found little evidence for hair oils.
The claim
What we found
Fine printBrand-commissioned study by Advanced Science Laboratories: 32 participants, 50 days, hair-pull test, p<0.0001. No control group or peer-reviewed paper is named, and the product page footnotes it as based on consumer perception.
The claim
What we found
Fine printA brand survey of consumer perception; sample size and wording are not given on the product page.
The claim
What we found
VerifiedThe FAQ states the line is vegan and the company is Leaping Bunny certified (seller statement; the certifier directory was not consulted).
The claim
What we found
Fine printNo dermatologist, study or panel size is named on the page.
Other products from Bur Bur. One has a published Health Corners score. All 6 products
Well-labelled plant-based shampoo, sold one-time only; refunds need an unopened bottle.
$38.00 · price checked Nov 14, 2026
Read the review →Brand scores out of 10 · See all hair care
KitschClear policies and generous 90-day returns; inflated 'Comp. Value' figures and thin material disclosure.
FoligainLabel-transparent minoxidil seller with one-time pricing; 30-day returns at buyer's cost.
LaifenBudget high-speed dryers with clear pricing; 30-day returns cost the buyer postage.
Simpler Hair ColorConvenient no-mix dye with a generous 60-day refund, but owner results are mixed.Where a score sits among everything scored in the same category:
Needs at least 2 scored in the category.
How we review →The average of independent owner-review sources (for example Reddit, Trustpilot and store reviews), weighted for volume and recency. A source with too few reviews is listed as “Not enough data” and left out.
How we review →Published features and terms (price, renewal, refunds, support and the category’s own criteria), each scored against written anchors. Calculated, not lab-tested.
How we review →
