★★★★⯨ 4.7 - Rated 4.7 out of 5 stars • Based on 272 reviews
*Rating and review count are based on customer reviews published on the manufacturer's website.*

HydroPeptide® Hydro-Lock Sleep Mask is an intensive overnight peptide treatment designed to deeply hydrate, visibly smooth, brighten, and replenish the skin while you sleep. This rich yet comfortable pillow-proof sleeping mask creates a restorative layer of moisture over the complexion, helping improve the skin’s ability to retain water while supporting healthy cellular renewal and delivering essential nutrients throughout the night.

At the heart of the formula is HYDRO18™ Activated Water, HydroPeptide’s patented “smart” water technology designed to increase skin hydration and improve the skin’s ability to retain moisture. It is paired with Royal Jelly Peptide, which supports healthy cell renewal, and Licorice Root, an antioxidant-rich botanical that helps promote a brighter, more even-looking complexion.

Additional hydrating and barrier-supportive ingredients including Glycerin, Panthenol, Shea Butter, and conditioning emollients help replenish dry, depleted skin and lock in moisture overnight. By morning, skin feels noticeably softer, smoother, and more comfortable while appearing plumper, refreshed, and radiant.

HydroPeptide specifically recommends Hydro-Lock Sleep Mask for concerns including fine lines and wrinkles, dull or lackluster skin, and dry or dehydrated skin.

Cruelty-Free • Vegan • Gluten-Free • Sulfate-Free • Phthalate-Free • Paraben-Free

---

Key Benefits

✔️ Provides intense overnight hydration

✔️ Helps improve the skin’s ability to retain moisture

✔️ Encourages healthy cellular renewal

✔️ Helps visibly soften fine lines and wrinkles

✔️ Promotes a smoother, plumper-looking complexion

✔️ Helps brighten dull, lackluster skin

✔️ Supports softer, more supple-looking skin

✔️ Helps replenish dry and dehydrated skin

✔️ Provides antioxidant protection

✔️ Supports healthier-looking skin while you sleep

✔️ Helps strengthen overall moisture balance

✔️ Provides vital nutrients to depleted skin

✔️ Pillow-proof overnight treatment

✔️ Excellent addition to a dry or mature skincare regimen

✔️ Leaves skin radiant, refreshed, and soft by morning

---

Key Ingredients & Technologies

HYDRO18™ Activated Water

HYDRO18™ Activated Water is one of the defining technologies behind Hydro-Lock Sleep Mask.

HydroPeptide describes HYDRO18™ as a patented formulation that creates “smart” water designed to increase skin hydration and improve the skin’s ability to retain water.

Rather than focusing solely on placing moisture onto the skin’s surface, this technology is designed to help optimize the skin’s overall hydration environment.

Benefits:

✔️ Helps increase skin hydration

✔️ Improves moisture retention

✔️ Supports longer-lasting hydration

✔️ Helps reduce the appearance of dehydration

✔️ Promotes softer, smoother-looking skin

✔️ Supports a healthier moisture balance

---

Royal Jelly Peptide

Royal Jelly Peptide is the signature peptide technology behind Hydro-Lock’s “Royal Peptide Treatment” name.

HydroPeptide describes this peptide as mimicking the regenerative properties associated with royal jelly to help stimulate cell renewal and encourage the skin to create healthier cells.

Benefits:

✔️ Encourages healthy cellular renewal

✔️ Supports healthier-looking skin

✔️ Helps improve overall skin vitality

✔️ Supports smoother-looking texture

✔️ Complements the formula’s overnight restorative benefits

---

Licorice Root

Licorice Root provides antioxidant and complexion-brightening support.

HydroPeptide specifically highlights Licorice Root for its ability to provide protective antioxidant benefits while helping create visibly brighter-looking skin over time.

Benefits:

✔️ Provides antioxidant support

✔️ Helps brighten dull-looking skin

✔️ Supports more even-looking tone

✔️ Helps defend against environmental stressors

✔️ Promotes a healthier, more luminous complexion

---

Glycerin

Glycerin is a powerful humectant that helps attract water to the skin and support lasting hydration. It plays an important role in Hydro-Lock’s moisture-replenishing formula.

Benefits:

✔️ Attracts and retains moisture

✔️ Helps relieve visible dehydration

✔️ Supports softer skin

✔️ Helps maintain moisture balance

✔️ Complements HYDRO18™ Activated Water

---

Panthenol

Also known as Pro-Vitamin B5, Panthenol provides moisturizing and skin-conditioning support and is included prominently in the Hydro-Lock formula.

Benefits:

✔️ Helps moisturize dry skin

✔️ Supports skin softness

✔️ Helps improve skin comfort

✔️ Provides conditioning support

✔️ Complements the mask’s overnight restorative benefits

---

Shea Butter

Shea Butter provides rich emollient support to help soften and condition dry, moisture-depleted skin.

Benefits:

✔️ Helps nourish dry skin

✔️ Supports softness and suppleness

✔️ Helps reinforce moisture retention

✔️ Provides emollient barrier support

✔️ Helps leave skin feeling comfortable by morning

---

How to Use

Begin with clean skin in the evening.

Apply your toner, essence, and treatment serum products as usual.

Apply HydroPeptide® Hydro-Lock Sleep Mask as the final step of your nighttime skincare routine.

Smooth an even layer over the face, neck, and décolleté.

Allow the mask to settle onto the skin.

Leave on overnight.

The pillow-proof formula is designed to remain on the skin while you sleep, allowing its hydrating and restorative ingredients to work throughout the night.

Cleanse the skin as usual the following morning and continue with your daytime skincare regimen.

---

Where It Fits in Your Routine

Hydro-Lock Sleep Mask should be used as the final step of your evening skincare routine, helping seal in your treatment products and provide an additional layer of overnight hydration.

Evening Routine

1. Cleanser
2. Toner or Essence
3. Treatment Serum(s)
4. Eye Treatment
5. Moisturizer, if needed
6. HydroPeptide® Hydro-Lock Sleep Mask

Because Hydro-Lock provides substantial overnight hydration, some individuals may find that it can serve as their final moisturizing treatment without the need for a separate moisturizer underneath.

---

Ideal For

Dry skin

Dehydrated skin

Dull or lackluster skin

Fine lines and wrinkles

Mature skin

Rough or uneven texture

Skin experiencing seasonal dryness

Dehydration lines

Tired-looking skin

Compromised moisture balance

Skin exposed to dry climates

Post-travel dehydration

Anyone seeking intensive overnight hydration

Individuals wanting a peptide-based sleeping treatment

HydroPeptide specifically identifies Fine Lines & Wrinkles, Dull/Lackluster Skin, and Dry/Dehydrated Skin as primary concerns addressed by Hydro-Lock Sleep Mask.

---

Professional Insight

Nighttime is an important opportunity in a professional skincare regimen because the skin isn’t dealing with many of the environmental factors it encounters during the day—sun exposure, makeup, pollution, temperature changes, and repeated cleansing or touching.

That makes an overnight treatment an excellent opportunity to focus on hydration, barrier support, and healthy skin renewal.

HydroPeptide® Hydro-Lock Sleep Mask is especially interesting because it approaches overnight hydration differently from a standard moisturizer.

A traditional moisturizer generally focuses on adding water, emollients, and occlusive ingredients to the skin. Hydro-Lock certainly provides those benefits, but its formulation is built around HYDRO18™ Activated Water, a patented technology HydroPeptide describes as creating “smart” water that increases hydration and improves the skin’s ability to retain water.

That distinction matters.

Dehydrated skin doesn’t simply need moisture placed on its surface—it also benefits from an environment that helps retain that moisture more effectively.

When skin becomes dehydrated, fine lines can look deeper, texture can appear rougher, and the complexion often loses some of its natural luminosity. Even oily or combination skin can become dehydrated because dehydration refers to a lack of water rather than a lack of oil.

By providing a concentrated layer of hydration throughout the night, Hydro-Lock helps address this moisture deficit while creating a smoother, softer-looking complexion.

The second important component is Royal Jelly Peptide.

HydroPeptide describes this ingredient as mimicking the regenerative properties of royal jelly to stimulate cell renewal and help the skin create healthier cells.

This moves Hydro-Lock beyond being simply an overnight moisture mask.

The combination of hydration and cell-renewal support makes it particularly appropriate for skin that appears dry, dull, tired, or visibly aged.

Then there is Licorice Root, which provides antioxidant protection while helping promote visibly brighter-looking skin over time.

That creates a well-rounded overnight strategy:

HYDRO18™ Activated Water for hydration and moisture retention.

Royal Jelly Peptide for healthy cellular renewal.

Licorice Root for antioxidant and brightening support.

Glycerin for humectant hydration.

Panthenol for moisture and skin conditioning.

Shea Butter for softness and emollient support.

The result is a formula that addresses several of the most common reasons skin looks tired or prematurely aged.

One of those reasons is simply dehydration.

Fine lines caused or emphasized by dehydration can sometimes make the skin look significantly older than it actually is. Restoring water to the skin and preventing excessive moisture loss can create a noticeably smoother and plumper appearance.

This is also why Hydro-Lock can be particularly useful during winter, after air travel, in dry climates, or during periods of increased environmental exposure.

Air travel is a perfect example. Low cabin humidity can leave the complexion looking dull and depleted. An intensive overnight hydration treatment following travel can help restore moisture and improve skin comfort.

The same applies to clients who sleep with air conditioning or heating running throughout the night.

Another feature we like is that Hydro-Lock is specifically designed as a pillow-proof overnight treatment.

That's important from a usability standpoint. A sleeping mask only provides value if someone actually wants to use it consistently. An excessively sticky or messy formula can quickly become a product that sits unused on the shelf.

Hydro-Lock is designed to deliver that intensive overnight treatment experience without requiring a traditional mask that needs to be removed after 10 or 20 minutes.

You simply apply it as the final step in your nighttime routine and go to sleep.

---

Why We Like It as a Final Nighttime Step

One of the biggest advantages of an overnight mask is its ability to complement the skincare products applied underneath it.

If your evening routine already includes a targeted serum—whether focused on peptides, hydration, brightening, or visible signs of aging—Hydro-Lock can be used as the finishing step to provide additional moisture and help maintain a comfortable overnight environment for the skin.

Think of it as the finishing layer of an evening skincare routine.

Serums provide targeted treatment.

Moisturizers provide hydration and barrier support.

Hydro-Lock provides an additional overnight layer focused on intensive hydration, moisture retention, healthy renewal, and visible radiance.

For clients whose skin frequently feels tight or dry by morning, this type of overnight treatment can be particularly valuable.

---

Professional Recommendation

HydroPeptide® Hydro-Lock Sleep Mask is especially beneficial for:

✔️ Dry skin

✔️ Dehydrated skin

✔️ Mature skin

✔️ Fine lines and wrinkles

✔️ Dull or lackluster complexions

✔️ Visible dehydration lines

✔️ Rough skin texture

✔️ Seasonal dryness

✔️ Skin exposed to dry climates

✔️ Post-travel dehydration

✔️ Tired-looking skin

✔️ Clients seeking intensive nighttime hydration

✔️ Individuals using peptide-focused skincare routines

✔️ Clients wanting additional moisture retention

✔️ Individuals seeking brighter-looking skin

✔️ Anyone wanting a simple overnight treatment

---

Formulation Highlights

✔️ HYDRO18™ Activated Water

✔️ Royal Jelly Peptide

✔️ Licorice Root

✔️ Pentapeptide-48

✔️ Glycerin

✔️ Panthenol

✔️ Shea Butter

✔️ Hydrogenated Lecithin

✔️ Intensive Overnight Hydration

✔️ Moisture-Retention Support

✔️ Healthy Cell-Renewal Support

✔️ Antioxidant Protection

✔️ Brightening Support

✔️ Fine Line & Wrinkle Support

✔️ Pillow-Proof Overnight Formula

✔️ Suitable for Dry & Dehydrated Skin

✔️ Cruelty-Free

✔️ Vegan

✔️ Gluten-Free

✔️ Sulfate-Free

✔️ Phthalate-Free

✔️ Paraben-Free

---

With consistent use, HydroPeptide® Hydro-Lock Sleep Mask – Royal Peptide Treatment helps transform dry, dehydrated, and lackluster skin through intensive overnight hydration and advanced peptide support. Its combination of HYDRO18™ Activated Water, Royal Jelly Peptide, Licorice Root, Glycerin, Panthenol, and Shea Butter helps improve moisture retention, support healthy cellular renewal, soften visible dehydration lines, and promote a smoother, brighter, more refreshed-looking complexion.

For clients who routinely wake up with skin that feels dry, tight, dull, or depleted, Hydro-Lock is an excellent finishing step to an evening regimen. Rather than requiring another complicated treatment, the pillow-proof formula works while you sleep, helping you wake up to skin that feels softer and deeply hydrated and looks smoother, plumper, and more radiant.