---
product_id: 444429930
title: "Cos-IQ 20% Niacinamide Face Serum with Vit B3 & Hyaluronic Acid 30ml - Clear Glowing Skin, Bright Skin, Reduces Dullness, Hydrates & Repairs Skin, Reduces Acne Marks, Pore Shrinker Formula"
brand: "cos-iq"
price: "A$34"
currency: AUD
in_stock: true
reviews_count: 7
category: "Cos Iq"
url: https://www.desertcart.com.au/products/444429930-cos-iq-20-niacinamide-face-serum-with-vit-b3-hyaluronic
store_origin: AU
region: Australia
---

# Vitamin B3 pore-shrinker formula 20% Niacinamide for potent skin renewal Hyaluronic Acid for deep hydration Cos-IQ 20% Niacinamide Face Serum with Vit B3 & Hyaluronic Acid 30ml - Clear Glowing Skin, Bright Skin, Reduces Dullness, Hydrates & Repairs Skin, Reduces Acne Marks, Pore Shrinker Formula

**Brand:** cos-iq
**Price:** A$34
**Availability:** ✅ In Stock

## Summary

> ✨ Unlock your skin’s true glow with science-backed brilliance! 💧

## Quick Answers

- **What is this?** Cos-IQ 20% Niacinamide Face Serum with Vit B3 & Hyaluronic Acid 30ml - Clear Glowing Skin, Bright Skin, Reduces Dullness, Hydrates & Repairs Skin, Reduces Acne Marks, Pore Shrinker Formula by cos-iq
- **How much does it cost?** A$34 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/444429930-cos-iq-20-niacinamide-face-serum-with-vit-b3-hyaluronic)

## Best For

- cos-iq enthusiasts

## Why This Product

- Trusted cos-iq brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Pores, Minimized:** Vitamin B3 formula tightens and shrinks pores, revealing a flawless, refined finish.
- • **Universal Glow-Up:** Gentle, lightweight serum suitable for all skin types—perfect for your daily skincare ritual.
- • **Scar & Mark Fighter:** Targets acne marks and uneven tone to visibly reduce blemishes and imperfections.
- • **Hydration That Lasts:** Infused with hyaluronic acid to deeply hydrate and smooth skin texture all day long.
- • **Glow Like Never Before:** High-potency 20% Niacinamide brightens and revitalizes dull skin for a radiant complexion.

## Overview

Cos-IQ 20% Niacinamide Face Serum combines a powerful 20% concentration of niacinamide with hydrating hyaluronic acid and pore-minimizing Vitamin B3. Designed for all skin types, this dermatologist-tested serum targets dullness, acne marks, and large pores to deliver clear, glowing, and smooth skin with consistent use.

## Description

Transform your skincare routine with the Cos-IQ 20% Niacinamide Face Serum. This advanced formula combines Vitamin B3 and hyaluronic acid to target multiple skin concerns, including dullness, acne marks, and uneven tone. The high-potency serum hydrates deeply, leaving your skin smooth and radiant. With its pore-shrinker Vitamin B3 formula, this serum helps minimize and tighten pores, giving your skin a refined and flawless appearance. Designed for all skin types, the lightweight, non-greasy texture makes it perfect for daily use, morning or night. Reveal clear, glowing skin with every application, and enjoy the benefits of a dermatologist-tested product that’s compact, easy to use

Review: Best product ever tried for Face Serum - I purchased this for my wife, as she really love this brand CosIQ from India and she says this is the best Face Serum ever
Review: Just a normal serum! - It does improve pores, but doesn`t lighten dark spots as it claims. You can buy a better product for the same price. Not worth the hype.

## Features

- SKIN HYDRATION: Contains hyaluronic acid for deep hydration and smooth texture
- ACNE MARK REDUCTION: Targets and reduces the appearance of acne scars and marks
- BRIGHTENS SKIN: Revitalizes dull skin for a clear and glowing complexion
- PORE SHRINKER FORMULA: Vitamin B3 formula helps minimize and tighten pores
- HIGH-POTENCY SERUM: Enriched with 20% Niacinamide and Vitamin B3 for radiant skin
- FOR ALL SKIN TYPES: Gentle formulation suitable for both men and women

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B097KSJ6LR |
| ASIN  | B097KSJ6LR |
| Best Sellers Rank | #91,438 in Beauty ( See Top 100 in Beauty ) #1,398 in Facial Treatments & Masks |
| Customer reviews | 4.1 4.1 out of 5 stars (1,706) |
| Date First Available  | 10 May 2022 |
| Item model number | B20 |
| Item model number  | B20 |
| Manufacturer | Cos-IQ® |
| Manufacturer  | Cos-IQ® |
| Product Dimensions | 2 x 2 x 3 cm; 30 g |
| Product Dimensions  | 2 x 2 x 3 cm; 30 g |
| material_composition | niacinamide |

## Product Details

- **Scent:** Unscented
- **Skin type:** All, Combination, Normal, Oily, Sensitive
- **Use for:** Face, Skin

## Images

![Cos-IQ 20% Niacinamide Face Serum with Vit B3 & Hyaluronic Acid 30ml - Clear Glowing Skin, Bright Skin, Reduces Dullness, Hydrates & Repairs Skin, Reduces Acne Marks, Pore Shrinker Formula - Image 1](https://m.media-amazon.com/images/I/71wu9W+J9eL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best product ever tried for Face Serum
*by A***N on 22 December 2024*

I purchased this for my wife, as she really love this brand CosIQ from India and she says this is the best Face Serum ever

### ⭐⭐ Just a normal serum!
*by G***E on 7 February 2025*

It does improve pores, but doesn`t lighten dark spots as it claims. You can buy a better product for the same price. Not worth the hype.

### ⭐⭐⭐⭐⭐ Review
*by R***M on 18 January 2026*

It,s a very useful serum...you must buy this Helps minimize enlarged pores and refine texture (especially with niacinamide). � ✅ Many users saw reduced acne marks and slightly brighter skin. � ✅ Lightweight, often non-sticky and quick to absorb. � ✅ Works well in routine with sunscreen/moisturizer. �

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**Shop now:** [https://www.desertcart.com.au/products/444429930-cos-iq-20-niacinamide-face-serum-with-vit-b3-hyaluronic](https://www.desertcart.com.au/products/444429930-cos-iq-20-niacinamide-face-serum-with-vit-b3-hyaluronic)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-16*