booster box agency Elixir Quartet Booster Set — 4-Piece Face Serum Kit with Vitamin C, ReELIXIR QUARTET Great skin is rarely the result of one ingredient. Hydration matters. Radiance matters. Balance matters. Renewal matters. The challenge is that most skincare routines ask you to choose. One serum for glow. Another for hydration. Another for renewal. Another for balance. The Elixir Quartet was created to bring them together. At High Cosmetic Agency, we believe the most beautiful skin is supported from every angle. Not with excess. Not

ELIXIR QUARTET

Great skin is rarely the result of one ingredient.

Hydration matters.

Radiance matters.

Balance matters.

Renewal matters.

The challenge is that most skincare routines ask you to choose.

One serum for glow.

Another for hydration.

Another for renewal.

Another for balance.

The Elixir Quartet was created to bring them together.

At High Cosmetic Agency, we believe the most beautiful skin is supported from every angle.

Not with excess.

Not with complexity.

With intention.

Minimal. Essential. High.

The Elixir Quartet combines four of skincare's most respected ingredients into one complete serum collection designed to help support hydration, radiance, balance, and renewal.

Four serums.

Four essential functions.

One beautifully cared-for complexion.

Each formula was developed to address a different aspect of healthy-looking skin while working harmoniously as part of a complete skincare ritual.

Because great skincare is not about chasing trends.

It is about giving your skin what it needs.

When it needs it.

The result is a complexion that appears more hydrated.

More radiant.

More balanced.

And visibly refreshed.

Not because of a single miracle ingredient.

But because every step supports the next.

Meet The Collection

🟡 Vitamin C Serum — Radiance

A lightweight antioxidant serum designed to help promote a brighter, more luminous-looking complexion.

Because glow should come from the skin itself.

Not from makeup.

🔵 Hyaluronic Acid Serum — Hydration

A deeply hydrating formula that helps attract and retain moisture, leaving skin feeling plump, smooth, and comfortable.

Because hydration changes everything.

🟠 Retinol 1% Serum — Renewal

An advanced nighttime treatment designed to help support skin renewal and improve the appearance of texture and uneven-looking skin.

Because renewal happens while you rest.

⚪ Niacinamide B3 Serum — Balance

A daily serum designed to help support a more balanced, refined, and healthy-looking complexion.

Because balance changes everything.

Luxury Performance Meets Skin-Loving Ingredients

Beautiful skin is rarely built with a single ingredient.

The Elixir Quartet was designed around four complementary pillars of skincare:

Hydration

Helping skin feel comfortable, smooth, and replenished.

Radiance

Supporting a brighter, more luminous-looking complexion.

Renewal

Helping support smoother-looking skin and improved texture over time.

Balance

Promoting a more refined and harmonious appearance.

Together, these pillars create a complete skincare experience designed to support healthy-looking skin from morning to night.

Because skincare works best when every step has a purpose.

The Ritual

Morning

Vitamin C Serum

↓

Niacinamide B3 Serum

↓

Moisturizer

↓

SPF

Evening

Hyaluronic Acid Serum

↓

Retinol 1% Serum

↓

Moisturizer

Simple.

Intentional.

Effective.

Because consistency is where beautiful skin begins.

The Finish

Hydrated.

Balanced.

Radiant.

Renewed.

A complexion that looks healthy because it has been cared for from every angle.

The kind of glow that cannot be faked.

Only nurtured.

Clean Beauty Standards

✓ Vegan

✓ Cruelty-Free

✓ No Animal-Derived Ingredients

✓ Four Complete Serums

✓ Designed For Daily Use

✓ Suitable For Most Skin Types

✓ Morning & Evening Ritual

No unnecessary complexity.

No guesswork.

No compromise.

Just four powerful essentials designed to help your skin look and feel its best.

Minimal. Essential. High.

Why Four Serums?

Because healthy-looking skin is not one-dimensional.

Hydration alone is not enough.

Radiance alone is not enough.

Renewal alone is not enough.

Balance alone is not enough.

The most beautiful skin is supported through all four.

That is the philosophy behind Elixir Quartet.

Four essential formulas.

One complete ritual.

High Cosmetic Agency — Where Clean Beauty Meets Complete Care.