Hooked or Hyped: numbuzin No. 9 NAD+ Retinol Volumetox Eye Cream

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1. Product Snapshot

• Product: numbuzin No. 9 NAD+ Retinol Volumetox Eye Cream
• Category: Anti-aging eye cream — volumising, firming, and brightening
• Skin Type Tested On: Combination, slightly dehydration-prone
• Climate: Dry Colorado climate
• Routine Context: Applied morning and evening — after essence, before SPF in the morning and as final step at night
• Test Period: Consistent daily use

Shop this product:

numbuzin No. 9 NAD+ Retinol Volumetox Eye Cream

Use code OLIYER1234 for an extra discount at Olive Young.

2. The Hook

I have tried retinol eye creams that left my eyes feeling tight, sensitive, and reactive. This was none of those things.

The first thing I noticed was how light it feels. The eye area is the most delicate skin on the face, and a formula that is too heavy, too rich, or too aggressive can create more problems than it solves. The No. 9 eye cream lands somewhere unexpected — it feels light on application, absorbs cleanly, and does not migrate into the eye or sit heavily on the orbital bone.

The results were immediate across all three areas that matter for this formula’s claims: brighter, more awake-looking under-eyes, visible depuffing, and smoother texture under the eye.

Used morning and evening with zero irritation. For women in their 30s who have been told retinol is too aggressive for the eye area, this formula is worth reconsidering.

3. Quick Verdict

Verdict: HOOKED

Repurchase? Yes.

Best For: Women 30s+ targeting crow’s feet, dark circles, under-eye hollowness, and puffiness.

Use Timing: AM + PM — light enough for both. Apply before SPF in the morning.

Not For: Highly reactive skin around the eyes. Retinol requires patch testing first.

4. What I Noticed

Texture & Finish
Lighter than the pearlescent cream appearance suggests. Absorbs smoothly without pulling the skin and leaves a soft, barely-there finish — no greasiness, no heaviness.

Brightness
Immediate. The under-eye area looked more awake and refreshed from the first application.

Depuffing
Noticeable reduction in morning puffiness.

Smoothing
Immediate surface smoothing under the eye, likely from the silky emollient base, while retinol and peptides work on longer-term changes over time.

Irritation / Sensitivity
None. Zero stinging, zero redness, and zero sensitivity during testing.

Under Makeup
Excellent. Absorbs fully before concealer and does not ball up or interfere with coverage.

Results Over Time
Immediate brightness, depuffing, and smoothing from day one. The longer-term wrinkle and fine-line benefits require consistent use.

5. Ingredient Reality Check

This formula has a lot going on, but the actives that matter for the eye area are well chosen: retinol, NAD+, peptides, ceramides, niacinamide, adenosine, and nourishing emollients.

Retinol is the headline anti-aging active, targeting fine lines, crow’s feet, and collagen support.

NAD+ supports cellular energy, repair, and barrier function — especially helpful for the thin, delicate eye area.

50 Peptides give this formula a more targeted firming, smoothing, and depuffing profile.

Ceramide NP helps reinforce the skin barrier, which is especially important around the eyes.

Niacinamide supports brightness and helps make the formula more tolerable alongside retinol.

Shea Butter + Dimethicone help explain the immediate smoothing, comfortable finish, and makeup-friendly texture.

The Honest Assessment on Retinol for Eyes

Retinol is often considered too harsh for the eye area — and in many formulas, that concern is valid. The No. 9 eye cream feels thoughtfully buffered with barrier-supporting ingredients like ceramide, macadamia oil, shea butter, dimethicone, and niacinamide.

Important: anyone new to retinol should start with PM use only for the first two weeks before adding AM. This formula tolerated both AM and PM use without irritation during testing, but individual sensitivity varies. Patch testing at the outer corner of the eye is always recommended.

6. Routine Impact

Applied morning and evening after the No. 9 essence, this eye cream slots into the routine easily. It does not pill, does not interfere with SPF, and works beautifully under concealer.

In the morning, it smooths the canvas and makes the under-eye area look brighter and less tired before makeup. In the evening, it works as the dedicated treatment step for the eye area.

Pairing it with the No. 9 essence creates a complementary system: the essence supports the full face, while the eye cream concentrates the NAD+ and peptide framework with retinol where aging tends to show fastest.

7. Can You Skip It?

DON’T SKIP

If you are targeting crow’s feet, under-eye lines, dark circles, puffiness, or early signs of aging around the eyes, this product earns its place.

The immediate brightness, depuffing, and smoothing effects make a visible difference to how the eye area looks day to day. The longer-term retinol and peptide benefits are the bonus.

MAYBE SKIP

If you are highly reactive around the eyes, pregnant or breastfeeding, already using a strong prescription retinoid, or under 28 with no current eye-area concerns, this may not be necessary.

8. Olive Younger Final Take

Hooked. The No. 9 eye cream earns its place as one of the most complete anti-aging eye products I have used in the K-beauty space.

It is light enough for daily use morning and evening, delivers three immediate benefits from the first application — brightness, depuffing, and smoothing — and is built on a formula that supports longer-term eye-area aging concerns at the same time.

The retinol story here is the most important one. Most K-beauty eye creams avoid retinol entirely because formulating it for the delicate eye area without causing irritation is difficult. numbuzin has done it in a way that feels comfortable, elegant, and effective.

Paired with the No. 9 essence, this creates a strong NAD+ + peptide anti-aging system at a very reasonable price point.

Where to Buy

Shop the numbuzin No. 9 NAD+ Retinol Volumetox Eye Cream at Olive Young

Use code OLIYER1234 for extra savings.

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