Editorial Standards & Medical Content Policy

Vassia Labs Hair Guides are educational resources about fine hair, scalp care, cosmetic hair products and thinning-looking hair. Vassia Labs is operated by Standard Bull LLC and also sells hair-care products, so our editorial content is not independent consumer journalism. When we mention a Vassia Labs product, that is a commercial relationship and should be understood as such.

Our editorial principles

• Separate cosmetic claims from medical claims. Shampoo can affect cleansing, residue, manageability, breakage appearance, root lift and visible fullness. We do not treat a cosmetic shampoo as a diagnosis or universal treatment for hair loss, scalp disease or another medical condition.
• Use evidence in the format it was actually studied. Evidence from an oral supplement, injection, prescription treatment or leave-on serum should not automatically be applied to a rinse-off shampoo.
• Prefer primary and authoritative sources. When discussing health-adjacent topics, we aim to rely on sources such as peer-reviewed research, PubMed-indexed studies, the American Academy of Dermatology, the U.S. Food and Drug Administration and other appropriate medical or regulatory references.
• Distinguish evidence from interpretation. Ingredient research does not automatically prove the performance of a finished product. We aim to state when evidence is preliminary, indirect, limited or based on a different delivery format.
• Avoid guaranteed outcomes. Hair and scalp responses vary. We do not consider testimonials, trends or one ingredient sufficient evidence for guaranteed regrowth or a medical result.

Health and medical topics

Some Hair Guides discuss shedding, female-pattern hair loss, postpartum hair changes, menopause, PCOS, nutritional issues, scalp irritation and other health-adjacent subjects. These articles are provided for general education and are not a substitute for diagnosis or individualized medical advice.

Sudden, patchy, painful, scarring or progressively worsening hair loss, persistent scalp inflammation, significant burning, sores, thick scale or other concerning symptoms should be discussed with an appropriate qualified healthcare professional.

Authorship and professional review

Vassia Labs publishes Hair Guides as brand editorial content. We do not represent an article as dermatologist-reviewed, medically reviewed or written by a licensed professional unless that review or authorship is explicitly identified on the page.

Where professional review is not stated, readers should not infer that it occurred merely because an article cites medical research or professional guidance.

How we use research and drafting tools

Our editorial workflow may use digital tools to help organize research, compare sources, draft or edit material. Those tools do not create professional credentials and do not replace appropriate medical expertise. Published claims should still be judged by the quality and relevance of the evidence cited.

Commercial disclosure

Vassia Labs creates educational content and sells Vassia Labs hair-care products. Articles may link to our products and may explain where a Vassia Labs formula fits within a routine. Those references are commercial and should not be interpreted as independent third-party recommendations.

When we compare Vassia Labs with another brand, the comparison is published by Vassia Labs. We aim to distinguish factual product information from our own interpretation and positioning.

Corrections and updates

Hair-care evidence, products and guidance change. We may revise articles to improve accuracy, remove outdated claims, consolidate overlapping content, correct links or reflect stronger evidence.

If you believe a Vassia Labs Hair Guide contains a factual error or an outdated source, contact us through our Contact page. We may review and correct the article where appropriate.

Product information

Product formulas, prices, packaging and availability can change. The current product page and physical packaging should be treated as the most relevant source for current Vassia Labs product information.

For our current formula and ingredient information, visit the Formula page. For educational content, browse the Vassia Labs Hair Guides.

Last updated: September 11, 2026.