Answer in brief
The three headline numbers do not come from one shared clinical program. Edge Drops cites a 16-week third-party consumer study, the mask’s 2× breakage claim comes from laboratory testing on hair tresses, and Lash & Brow Builder cites 30 participants over six weeks.
Three numbers, three methods: the footnotes are the real comparison
This guide compares three verified claims from the same Cécred range — Restoring Hair & Edge Drops, Reconstructing Treatment Mask and Restoring Lash & Brow Builder — in the same sequence: the brand claim, what the footnote on that product page discloses, and what remains after checking an independent ingredient database. One useful finding is that Biopeptide-5 connects only two of the three products, not all three. Another is that the most explicit wording of the “84%” statistic appears in image alt text rather than a normal readable paragraph.
Cécred’s 1.5×, 2× and 1.4× figures do not describe the same evidence
All three figures are brand claims, and each product page places a text footnote near the number. The 1.5× hair-density claim for Restoring Hair & Edge Drops is tied to a third-party consumer study over 16 weeks. The 2× breakage-reduction claim for Reconstructing Treatment Mask comes from laboratory testing on cut hair tresses, not a human trial. The 1.4× lash-and-brow density claim for Restoring Lash & Brow Builder cites a consumer study with 30 participants over six weeks. Reading the claim therefore means reading the note beneath it: who ran the test, by what method, on what sample, and whether that method measures the same effect advertised in the headline.
Cécred was founded by Beyoncé Knowles-Carter and launched on February 20, 2024. Its launch release described the preceding development as “extensive clinical, salon, and lab testing.” Since April 2025 the brand has been sold through Ulta Beauty; WWD, citing Knowles-Carter, described availability in more than 1,400 Ulta Beauty doors. Cécred won WWD Beauty Inc’s 2025 Brand of the Year, Prestige award. As of September 15, 2026 the catalogue was still expanding: Temple Oud Hair Perfume was added on September 9 without a numerical performance claim, while Restoring Lash & Brow Builder had launched on August 10.
Edge Drops, the mask and Lash & Brow Builder use different evidence
The value of comparing the three pages is not to repeat the marketing copy but to place each claim next to the method the brand itself discloses on that same page.
Restoring Hair & Edge Drops: the 1.5× density claim
The page says the serum is clinically tested to visibly boost hair density by 1.5× and restore fuller-looking hair and edges. The Key Benefits footnote specifies a third-party consumer study over 16 weeks. The visible Claims block also gives a shorter second statistic: 84% improved scalp and hair health. A fuller version — stating that 84% of subjects visibly improved hair density after 16 weeks — appears only as alt text on a carousel image rather than as a standard paragraph. Both versions are present on the page, but the clearest formulation is not visible to someone simply scrolling. The sample size is not disclosed.
Reconstructing Treatment Mask: the 2× breakage claim
The mask says it was lab tested to repair damage and reduce breakage by 2× and also says it improves shine after one use. Those are supported by two separate footnotes. The 2× figure is tied to testing in a third-party clinical laboratory using hair tresses, so breakage was measured on cut hair rather than on a living person. A different footnote covers strength and shine after one use and cites a third-party consumer study of 35 participants. The laboratory result should not be assigned to those same 35 people; they are different studies for different claims in one sentence. The Claims section also names Bioactive Keratin Ferment as the ingredient associated with the repair-and-breakage statement.
Restoring Lash & Brow Builder: the 1.4× density claim
The serum says it is tested to deliver 1.4× visibly thicker, denser lashes and brows after 45 days. Its text footnote cites a third-party consumer study of 30 participants after six weeks of use, with application twice daily. Of the three pages, this is the fullest disclosure because it includes the study type, participant count, duration and regimen. There is still a small timing mismatch: the headline says 45 days while six weeks equals 42 days, and the page does not explain the three-day difference. Separate claims that the formula contains no prostaglandins or analogues and is dermatologist-, ocular- and ophthalmologist-tested are not evidence for the 1.4× figure and are presented without a separate protocol.
Biopeptide-5 connects two products, not all three
Edge Drops and Lash & Brow Builder share the same peptide complex. The Edge Drops Q&A describes Biopeptide-5 as a bioactive complex with five signaling peptides that, in the brand’s wording, has been shown to support hair anchorage and visibly increase density. The same page separately names a patent-pending Bioactive Keratin Ferment and treats the two technologies as distinct tools used together. Reconstructing Treatment Mask does not contain Biopeptide-5: its ingredient list begins with water, cetearyl alcohol, soybean oil and Lactobacillus/Honey/Keratin Ferment, and the peptides that make up Biopeptide-5 are absent. The three products all use the language of testing, but the mask’s performance claim is built around a different technology from the other two.
Acetyl Tetrapeptide-3 and Capixyl: whose percentages are they?
An independent cosmetic-ingredient database, INCIDecoder/INKEEDecoder, describes Acetyl Tetrapeptide-3 — one component of Biopeptide-5 — as part of the trademarked Capixyl technology. The word Capixyl does not appear on the Cécred product pages, and the ingredient profile does not mention Cécred; it discusses the technology generally. The database links the most striking efficacy percentages to Capixyl, including manufacturer data on type III collagen, laminins and changes in the hair-growth phase ratio after four months. Its own review says the only results it could find came from the manufacturer and advises skepticism until more research is available. Cécred does not publish those Capixyl percentages on the three product pages analyzed here.
Biotinoyl Tripeptide-1 has a lash trial, not a scalp trial
The second peptide in the same complex, Biotinoyl Tripeptide-1, is described by the same database as having preclinical in-vitro evidence and one clinical test supplied by the ingredient manufacturer. Thirty volunteers used mascara containing the peptide for 30 days, with reported increases of 17% in lash length and 19% in lash density. That study examined eyelashes rather than scalp hair. Cécred uses Biotinoyl Tripeptide-1 in both Lash & Brow Builder and Edge Drops, so the only cited clinical evidence for the ingredient aligns directly with the lash use case but not with the scalp serum’s target area.
Numbers appear elsewhere in the Cécred catalogue too
The core Hydrating Shampoo is described without a numerical clinical result, but it would be wrong to generalize that contrast to the whole range. Other products claim detangling up to 2× faster, 95% more volume after blow-drying, 24-hour frizz control, 48-hour frizz control or 3× greater resistance to breakage. Reconstructing Treatment Mask itself is not listed in the narrow Restoring Collection, which contains Edge Drops, Lash & Brow Builder and related bundles; it appears in the much broader Foundation Collection alongside shampoo and many other products. Hard numbers are distributed across the catalogue more widely than the three prominent serums might suggest.
Cécred uses three different testing labels on the three pages
The three product headlines use different phrases: “clinically tested” for Edge Drops, “lab tested” for the mask and simply “tested to deliver” for Lash & Brow Builder. None of the pages provides a shared glossary equating these terms. Each claim does have a footnote, but the headline label and footnote method can describe very different forms of evidence. “Lab tested” refers to hair tresses rather than living participants, while the “clinically tested” Edge Drops footnote describes a consumer study rather than an instrument-based clinical measurement.
Edge Drops shows the boundary between “visibly denser” and “hair growth” language
The Edge Drops Q&A calls the product the best hair growth serum for thinning hair and contrasts it with minoxidil, which the page describes as an over-the-counter or prescription drug, while calling Edge Drops a drug-free topical density serum. The same section lists hormones, life changes, postpartum changes and GLP-1 medications among reasons someone might use it and separately says there are no known side effects. FDA guidance says claims that a product will restore hair growth are characteristic of drug claims rather than cosmetic claims. The product-page headline “visibly boost hair density” is closer to cosmetic appearance language because it describes a visible result rather than restoration of growth. But the neighboring Q&A also uses “hair growth serum.” This is an editorial observation about wording on the brand’s page, not an FDA determination about Cécred; no FDA warning to the brand was identified in the source set.
Launch materials and the FAQ answer separate ethics questions
Cécred’s February 20, 2024 launch release confirms the Foundation Collection, “extensive clinical, salon, and lab testing” language and a patent-pending keratin recovery technology now called Bioactive Keratin Ferment. The brand FAQ answers two related but distinct questions. On animal testing, Cécred says it does not conduct such testing, is committed to being cruelty-free and is PETA Certified. On vegan status, it says the products are not vegan because Bioactive Keratin Ferment contains ethically sourced natural wool protein and honey. Both are the brand’s own statements. The PETA certification was not independently checked against PETA’s registry for this article, so it remains attributed to Cécred rather than presented as separately verified.
Questions and answers
Do “clinically tested,” “lab tested” and “tested to deliver” mean the same thing on Cécred pages?
No. The footnotes identify different methods: a 16-week third-party consumer study for Edge Drops, laboratory testing on hair tresses for the mask’s 2× claim plus a separate 35-person consumer study for shine, and a 30-person consumer study for Lash & Brow Builder. The pages provide no shared glossary equating the three labels.
Do the Capixyl percentages prove the finished Cécred products work the same way?
Not directly. The independent ingredient database attributes those figures to research from the Capixyl technology manufacturer, not to testing of a finished Cécred product, and it does not mention Cécred in the ingredient profile. Cécred itself does not publish those percentages on the three pages analyzed.
Does Cécred provide independent medical review beyond its product pages?
Not in the source set used here. The brand FAQ contains Cécred’s own cruelty-free and PETA-certification statements. The independent source used for ingredient analysis is a cosmetic-ingredient database, not a medical institution or regulator.
Is Cécred a vegan brand?
No, according to the company’s own FAQ. Cécred says its products are not vegan because Bioactive Keratin Ferment contains ethically sourced natural wool protein and honey. Cruelty-free animal-testing policies and the use of animal-derived ingredients are separate questions.