Do Prostaglandin-Free Lash Serums Actually Work?
Do prostaglandin-free lash serums actually work, or is it just clever marketing? In our latest editorial, Cosmetic Chemist Sophia Bennett strips away the hype to look at the hard biological...








We don’t just promise results – we prove them. The effectiveness of our serum has been confirmed through scientific research conducted by the renowned independent laboratory Hamilton.
QUABROW® Advanced Eyebrow Serum works thanks to the innovative QUA-X Complex™, which strengthens and nourishes the eyebrows while supporting their natural growth and thickening. QUABROW® Advanced Eyebrow Serum delivers ingredients such as biotin, D-Panthenol, vitamins, and plant extracts that contribute to healthier and fuller eyebrows.
The first results of using QUABROW® Advanced Eyebrow Serum can be noticed after just 3–4 weeks of regular use. For full and long-lasting results, we recommend continuing the treatment for at least 8–12 weeks.
Yes, QUABROW® Advanced Eyebrow Serum is designed for daily use. For best results, apply it twice daily — in the morning and in the evening — to clean, dry brows, allowing the active ingredients to absorb fully.
Yes, QUABROW® Advanced Eyebrow Serum can be used with other eyebrow cosmetics. Apply the serum in the evening to the cleansed brow line, and in the morning, you can normally apply other brow makeup products.
Yes, QUABROW® Advanced Eyebrow Serum is vegan and cruelty-free. Our products are not tested on animals, and the ingredients come exclusively from plant-based sources.
Yes, QUABROW® Advanced Eyebrow Serum can be used after eyebrow styling treatments to strengthen natural hairs and accelerate their regeneration.
The serum is dermatologically tested. For sensitive skin, we recommend a patch test before use.
Yes, QUABROW® Advanced Eyebrow Serum is suitable for men who want to improve the appearance of their eyebrows, giving them a healthier and fuller look. The serum is colorless, works in a discreet manner, and does not require additional care treatments, making it the perfect choice for men who care about their appearance.
Yes, one package of QUABROW® Advanced Eyebrow Serum typically lasts for 3-4 months of daily use, which covers the recommended treatment period for optimal results.
Na podstawie opinii wiele użytkowniczek regularnie stosujących serum QUABROW wskazuje, że brwi stają się pełniejsze, gęstsze i bardziej wyraziste. Zauważalne zmiany pojawiają się najczęściej między 4. a 10. tygodniem, choć część kobiet widzi różnicę już po kilku tygodniach. Klientki często zwracają uwagę na precyzyjną aplikację, fakt, że opakowanie wystarcza na kilka miesięcy użytkowania, oraz widoczną poprawę wyglądu brwi osłabionych przez nadmierną regulację, przerzedzenie lub zabiegi kosmetyczne.
Recenzje pokazują, że tempo działania może różnić się w zależności od użytkowniczki. W pojedynczych przypadkach osoby o wysokiej wrażliwości zgłaszały przejściowy dyskomfort po aplikacji. W ogólnym odbiorze przeważają opinie pozytywne, a regularne użytkowniczki często wracają po kolejne opakowania i wysoko oceniają wygodę automatycznych dostaw w modelu subskrypcji.
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