Alterna Caviar Overnight Serum bottle on nightstand showing hydration promise
Alterna Overnight Serum pump close-up emphasizing easy dispensation
Alterna Caviar Overnight Serum texture close-up for mid-lengths application
Alterna pillow-safe serum used in night routine, pillow-safe formula
Alterna serum after use shows hydrated, smooth hair
Alterna heat protection up to 450°F infographic
Alterna serum pillow-safe formula prevents pillow staining

Alterna

Alterna Caviar Anti-Aging Replenishing Moisture Overnight Serum 3.4oz | Leave-In Hair Treatment for Dry, Damaged Hair | Humidity & Heat Protection

High-performance beauty made for confident daily results

$53.69

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Why customers choose Oseila Beauty

Overview

Experience the Alterna Caviar Anti-Aging Replenishing Moisture Overnight Serum, a non-greasy leave-in treatment designed to hydrate and renew dry, brittle hair while you sleep. Apply to towel-dried or dry hair before bedtime, distribute 1–2 pumps through mid-lengths to ends, and wake to hair that feels softer and more manageable. The pillow-safe formula resists pillow staining and supports styling mornings with heat protection up to 450°F, making it a thoughtful addition to your nighttime ritual.

Why this serum stands out

  • Transforms dry, brittle hair overnight
  • Pillow-safe formula that won’t stain your pillow
  • Hydrates hair while you sleep for a refreshed morning look
  • Offers humidity resistance for up to 72 hours in high humidity conditions
  • Protects hair from thermal styling up to 450°F

Key ingredients

  • Age Control Complex supports hair vitality and resilience
  • Marine Moisture Complex delivers deep hydration
  • Hyaluronic Acid helps retain moisture in the hair fiber
  • Ceramides help seal the cuticle for smoother strands

How to use

  1. Apply to towel-dried or dry hair before bedtime
  2. Distribute 1–2 pumps through mid-lengths to ends
  3. Adjust amount as needed and avoid rinsing in the morning
  4. Style as usual after waking for a hydrated foundation

What you can expect

With a simple nightly ritual, you may notice hair that feels more hydrated, softer, and easier to manage by morning. The formula is designed to be lightweight and non-greasy, providing a comfortable feel without weighing hair down. Its heat protection capability supports your styling routine while you sleep without staining pillow fabrics.

Ingredient spotlight and philosophy

Rooted in clean beauty, Alterna combines skincare-inspired formulas with performance. The combination of Age Control Complex, Marine Moisture Complex, Hyaluronic Acid, and Ceramides works together to hydrate, protect, and strengthen the hair fiber over time, delivering a luxurious at-home experience with salon-grade intent.

FAQ

Q: Is Alterna Caviar Overnight Serum suitable for all hair types?

A: Yes, it’s designed to hydrate dry, brittle hair and can be used nightly on towel-dried or dry hair.

Q: Do I need to rinse the serum in the morning?

A: No rinse is required; simply style as usual after waking.

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