Hubba Brow Brow Enhancing Serum

Benefit Hubba Brow Brow Enhancing Serum is a nightly treatment aimed at brows that look thin, patchy or over-plucked. Benefit positions it as a conditioning serum that works on the appearance of brow volume over a matter of weeks, and the formula deliberately leaves out prostaglandins and their derivatives.

What it is	Nightly brow-conditioning serum
Timeline	Brand cites changes in brow-volume appearance from around four weeks
Key ingredients	Provitamin B5 · biotin · Cassia alata leaf extract · rice protein
Suitability	Described as friendly to sensitive skin; no prostaglandins or derivatives
Free from	Parabens · phthalates · SLS & SLES sulfates · gluten; under 1% synthetic fragrance

What it actually does

• Conditions the hairs you already have. Provitamin B5 is included to condition brow hair and lift its sheen, which is a large part of why brows start reading as denser.
• Targets the look of fullness. Benefit credits biotin together with Cassia alata leaf extract with improving how brows appear.
• Blends rice protein with vitamins and plant extracts. That mix is the backbone of the formula rather than a single hero active.
• Skips prostaglandins. The brand is explicit that neither prostaglandins nor their derivatives are in the formula — worth knowing if you have avoided brow serums for that reason.
• Clinically tested by the brand. Benefit's clinical testing points to better-looking brow volume from roughly the four-week mark, and brows that read as fuller by around week twelve.

Brand-reported results

• Brow appearance had improved — 93%, at the four-week point, among 129 participants.
• Brows that read as fuller — 96%, at twelve weeks, among 124 participants.
• Brow hairs that felt stronger — 93%, same twelve-week group.

Source: brand self-evaluation studies. Self-reported figures — individual results vary.

How to use

1. Use it at night, on brows that are clean and completely dry.
2. Apply along the brow, following the direction the hairs grow.
3. Let it dry fully before any other skincare goes on around the area.
4. Keep going nightly — the brand's own timeline starts at four weeks, so consistency is the whole game.

Is it right for you?

Questions

How soon will I notice anything?

Benefit's clinical testing points to improvements in the look of brow volume from about four weeks, with fuller-looking brows reported from around twelve weeks. Treat the first month as groundwork, not the verdict.

Does it contain prostaglandin?

No. The brand states the formula contains neither prostaglandin nor any of its derivatives.

Morning or night?

Night. Apply it to clean, dry brows and let it dry before layering your other skincare on top.

Can I still wear brow makeup?

Yes — this is a night step, so your daytime pencil, powder or tinted gel routine stays exactly as it is.

Delivery, payment and returns?

Delivery takes 3 to 21 working days, depending on availability. We accept credit card, debit card, Instapay and mobile wallets — no cash on delivery. Returns cover defective, damaged or expired items only, reported within 1 day of delivery, with refunds to the original payment method within 15–30 days.