Description
HOLIKA HOLIKA 8 Multi Collagen NAD+ Serum is a firming & glowing facial serum that combines eight types of collagen with high‑concentration NAD+ in oil capsules. It targets loss of elasticity and dullness, delivering a moisture‑rich gel serum texture with burstable oil capsules and a dropper for precise application. Recommended for skin showing reduced firmness, fine lines, or lackluster tone.
Key Features
- 8 Multi Collagen formula combined with NAD+ oil capsules for firming and glow.
- Texture: moisture gel serum with visible oil capsules that burst on application.
- Clinical improvements after 4 weeks: 25.81% skin density improvement, 23.01% moisture improvement, 17.85% wrinkle reduction (palmar crow’s feet), 17% radiance improvement, +6.07% single‑layer deep elasticity and +5.48% second‑layer deep elasticity (measured depths specified in test notes).
- Molecular size range illustrated for multi collagen synergy: from 5,000 Da down to 180 Da to support layered skin coverage.
- Dropper applicator for controlled dosing; oil capsule delivery for NAD+ stability.
- Target concerns: reduced elasticity, dull/flat skin, fine lines.
Key Ingredients
- 8 Multi Collagen — a blend listed on product materials as: Collagen extract, Atellocollagen (Atelocollagen), Desamidocollagen (Desamidocollagen), Hydrolyzed Collagen, Water‑soluble Collagen, Collagen, Collagen Amino Acid, Procollagen — layered molecular sizes for multi‑depth adherence.
- NAD+ (delivered in oil capsules) — described as high‑concentration NAD+ capsule for skin energy and anti‑aging support.
- Peptides — listed for moisture and elasticity support.
- Ceramide — listed for barrier strengthening.
- Resveratrol — listed for aging care.
- Adenosine — listed for wrinkle improvement.
Specifications
| Brand | HOLIKA HOLIKA |
|---|---|
| Product | 8 Multi Collagen NAD+ Serum |
| Volume | 30 ml / 1.01 fl. oz. |
| Texture | Moisture gel serum with oil capsules |
| Application | Dropper |
| Target concerns | Loss of elasticity, dullness, fine lines |
| Clinical test details | Study period: 2026.05.18–06.19; subjects: 24–56 y/o adult women, n=20; institution listed as Maridiel Skin Science Research Institute (printed test notes). |
Cautions
- Serum color comes from raw ingredients rather than synthetic dyes; exposure to light or heat may change color without affecting product quality.
- No added fragrance: active ingredient aroma may be noticeable and is not a sign of product deterioration.





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