Most lash-growth serums on the market rely on prostaglandin analogues — ingredients that can be genuinely effective but sometimes carry side effects like eye irritation or unwanted pigment changes around the eye area. Glow For It built its entire product line around avoiding that trade-off, using peptide-powered, prostaglandin-free formulas for lash, brow, and hair growth instead. After going through their full product range, formulation approach, and a very substantial body of customer results, here's a complete, balanced breakdown to help you decide if it's the right brand for your lash, brow, or hair goals.
Glow For It is a female-founded British business, founded by Daisy, offering vegan and cruelty-free lash and brow growth products made with natural ingredients, positioned around a genuinely simple daily routine — the brand states application takes just 5 seconds a day.
Peptide-Powered, Prostaglandin-Free. This is genuinely the central differentiator across the whole product line — rather than using prostaglandin analogues (the active ingredient class found in many prescription and cosmetic lash-growth products, which can be effective but carries a known risk of side effects like eye irritation or iris/eyelid pigment darkening with regular use), Glow For It builds its formulas around peptides instead, aiming for visible results without those specific side effect risks.
Vegan & Cruelty-Free. The brand holds Leaping Bunny and Vegan Society certification specifically on its mascara line, giving these ethical claims real third-party verification rather than a purely self-declared label.
Lash Growth Serum (£23.99, 2,718 reviews). The brand's clear flagship and most reviewed product, manufactured in the UK, positioned around visible results in as little as 2-8 weeks with consistent use.
Brow Growth Serum (£23.99, 48 reviews). Using the same peptide-powered approach specifically formulated for thin, sparse, or weak brows.
Hair Growth Serum (£23.99, 15 reviews). A water-based, fast-absorbing scalp serum aimed at thinning, weak, or slow-growing hair, extending the same core formulation philosophy to the scalp.
FOCUS Lash Growth Mascara (£15.99, 63 reviews). A genuinely distinctive dual-purpose product — a tripeptide-infused mascara made in Italy that combines cosmetic lash definition with the brand's lash-growth benefits in the same daily step, available in Black and Brown shades.
Lash Recharge (£19.19, 15 reviews). A complementary, lightweight transparent gel designed to work alongside the core lash serum for additional volume, length, and thickness support.
The Recharge + Grow Edit, Growth Starter Kit (lash + brow serum combined, 1,396 reviews), and 3 Step Lash Routine bundle several complementary products together at meaningful savings (up to 50% off individual pricing), letting customers assemble a complete routine rather than purchasing components separately.
A genuinely flexible subscribe-and-save option offers further discounts on top of standard sale pricing, with delivery intervals customers can set at 2, 3, or 4 months — reflecting realistic timelines for how long a bottle of serum actually lasts with daily use, plus a stated free gift with the second order.
The brand states its Lash Growth Serum and Lash Growth Mascara are multi-award-winning, including recognition specifically in eyebrow and beauty industry award categories, alongside a stated 10,000+ review base and claims of clinical testing.
With over 7,450 reviews across the brand, feedback is extensive, and a genuinely striking number of customer accounts describe using these products following meaningful hair and lash loss — including hair and lash loss related to chemotherapy, postpartum hair shedding, extended wear of lash extensions, and hair-pulling conditions. Many of these reviewers specifically describe not just the physical regrowth results but a real boost in confidence and reduced reliance on false lashes, extensions, or heavy makeup to conceal thinning areas.
This is worth addressing directly and with real care: if you're using this type of serum specifically because of hair or lash loss connected to a medical treatment (like chemotherapy), a diagnosed condition (like trichotillomania, a hair-pulling disorder linked to anxiety), or another underlying health issue, it's genuinely encouraging that many people find cosmetic support like this meaningful for their confidence during a difficult time — and it's completely valid to want that. At the same time, a cosmetic peptide serum is not a treatment for the underlying condition itself, and it's worth continuing to work with your doctor, oncologist, dermatologist, or therapist as appropriate for the condition driving the hair or lash loss, using a product like this as a complementary, confidence-supporting step rather than a substitute for that care.
A genuinely differentiated formulation approach. Building the line around peptides instead of prostaglandin analogues reflects a real, meaningful choice to avoid a specific, documented side-effect risk profile that affects some users of the more common lash-growth active ingredient.
A very large, specific review base on the flagship product. With 2,718 reviews on the core Lash Growth Serum, there's substantial evidence of real, sustained customer engagement, not just a handful of curated testimonials.
Genuine third-party ethical certification. Leaping Bunny and Vegan Society certification on the mascara specifically requires actual independent verification, adding real credibility beyond a self-applied label.
A thoughtfully realistic subscription structure. Offering 2, 3, and 4-month delivery intervals (rather than forcing a generic monthly subscription) reflects genuine attention to how long these products actually last with typical daily use.
A dual-function mascara that's genuinely distinctive. Combining everyday cosmetic lash definition with ongoing growth-serum benefits in one product is a real, practical convenience for customers who don't want an extra standalone step.
Consistent, detailed, and emotionally resonant customer accounts. The sheer volume and specificity of reviews describing meaningful personal circumstances (medical hair loss, extension damage, hair-pulling recovery) suggests the products genuinely matter to a real, engaged customer base.
Set realistic expectations on timeline. The brand's own stated results window is 2-8 weeks for initial results, with several reviews describing continued improvement over 2-3 months of consistent use — it's worth committing to genuinely consistent daily application for that full window before judging results, rather than expecting an immediate transformation.
Individual results vary meaningfully, as the brand itself notes. Even among the positive reviews, some customers describe uneven results (like one eye showing more growth than the other) — this is a normal, expected variation rather than a sign the product isn't working, but it's worth calibrating expectations accordingly.
Cosmetic hair, brow, and lash serums are not a substitute for medical care for an underlying condition. As discussed above, if your hair or lash loss stems from a diagnosed medical condition, ongoing treatment, or a psychological condition like trichotillomania, it's important to continue working with the appropriate healthcare provider alongside using a cosmetic product like this.
Sale pricing appears to be a consistent, ongoing site feature. With most products shown discounted 20-50% against a listed regular price, it's worth treating the current discounted price as the likely effective standard rather than assuming a rare, time-limited event.
As with any product applied near the eyes, patch testing and proper application technique matter. It's worth following the brand's specific application instructions carefully and discontinuing use if you experience any irritation, especially given how sensitive the eye area is regardless of the specific formulation used.
If you want fuller lashes, brows, or hair without the specific side-effect risks associated with prostaglandin-based growth products, Glow For It is a well-reviewed, thoughtfully formulated brand worth trying. The combination of a genuinely differentiated peptide-based, prostaglandin-free approach, real third-party vegan and cruelty-free certification, a very large and specific customer review base, and a distinctive dual-function growth mascara makes it easy to see why the brand has built such a devoted following — while it's worth remembering that for hair or lash loss tied to a genuine medical or psychological condition, this kind of cosmetic serum works best as a complement to, not a replacement for, appropriate professional care.
👉 Shop the full Glow For It lash, brow and hair growth collection here