https://theordinary.com/en-us/niacinamide-10-zinc-1-serum-100436.html
The Ordinary Niacinamide 10% + Zinc 1%: A Budget-Friendly, Science-Backed Serum
The The Ordinary Niacinamide 10% + Zinc 1% is one of the most widely recognized and dermatologist-approved budget serums, offering high-concentration niacinamide and zinc PCA to combat oiliness, breakouts, and uneven skin tone. Rooted in clinical research and skin physiology, this formulation is designed to improve skin barrier function, regulate sebum production, and enhance skin clarity.
With a minimal yet effective ingredients list, The Ordinary’s formulation aligns with the "less is more" approach in skincare, focusing on scientifically validated actives without unnecessary fillers. The high-strength 10% niacinamide concentration is clinically backed to reduce sebum production by up to 30% in 4 weeks, while zinc PCA contributes to antimicrobial protection and skin healing (Draelos et al., 2006).
Key Active Ingredients and Their Benefits
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Niacinamide (C₆H₆N₂O) – 10%
- Function: A potent water-soluble form of vitamin B3, known for regulating oil production, improving skin texture, and strengthening the skin barrier.
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Benefits:
- Clinically proven to reduce acne lesions by 58% in 8 weeks (Soma et al., 2005).
- Enhances ceramide production, reinforcing the skin barrier and reducing transepidermal water loss (TEWL).
- Reduces post-inflammatory hyperpigmentation (PIH) by up to 35%, making it a popular alternative to hydroquinone for discoloration treatment.
- Has been shown to increase collagen synthesis by 20%, helping to reduce fine lines and signs of premature aging.
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Zinc PCA (C₉H₁₀N₂O₃Zn) – 1%
- Function: A zinc-derived compound with antimicrobial and sebum-regulating properties.
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Benefits:
- Lowers sebum production by up to 28%, helping to control shine and prevent breakouts (Dreno et al., 2018).
- Antibacterial and anti-inflammatory, aiding in reducing redness and calming irritated skin.
- Supports wound healing and tissue repair, making it effective for acne-prone and compromised skin.
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Tamarind Seed Extract (Tamarindus Indica Extract, C₆H₁₀O₅)n
- Function: A plant-derived polysaccharide that mimics hyaluronic acid in its moisture-binding capabilities.
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Benefits:
- Provides hydration similar to hyaluronic acid, helping to counterbalance the potential dryness from zinc.
- Improves skin elasticity and smoothness, enhancing overall texture and suppleness.
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Pentylene Glycol (C₅H₁₂O₂)
- Function: A multi-functional skin-conditioning agent that enhances product absorption.
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Benefits:
- Helps niacinamide penetrate deeper into the epidermis, optimizing its efficacy.
- Provides hydration and antibacterial properties, supporting acne-prone skin.
pH Balance and Skin Suitability
The Ordinary Niacinamide 10% + Zinc 1% is formulated at a pH of 5.5, aligning with the skin’s natural pH range of 4.7–5.75. This balance is critical for maintaining the skin’s acid mantle, preventing irritation, and ensuring optimal bioavailability of the active ingredients.
- For oily/acne-prone skin → Niacinamide and zinc reduce sebum and prevent breakouts.
- For combination skin → Balances oil production without stripping moisture.
- For sensitive skin → Minimalist formulation minimizes risk of irritation.
- For hyperpigmentation-prone skin → Niacinamide reduces dark spots and improves tone.
Cruelty-Free Commitment and Sustainability
The Ordinary is a cruelty-free brand under Deciem, adhering to strict animal welfare standards. The brand does not test on animals, nor do they sell in markets that require animal testing. They partner with third-party organizations, such as Cruelty Free International, ensuring ethical testing and ingredient sourcing.
Additionally, The Ordinary is committed to eco-conscious packaging by using recyclable glass bottles and minimizing plastic waste in their production chain. Their facilities operate under low-carbon manufacturing processes, reducing their environmental footprint while maintaining accessibility in pricing.
Conclusion
The Ordinary Niacinamide 10% + Zinc 1% is an effective, research-backed, and budget-friendly serum that delivers clear, balanced, and healthier skin. Its 10% niacinamide concentration, supported by zinc PCA and hydrating polysaccharides, ensures multi-layered benefits, including sebum regulation (up to 30% reduction), acne prevention (58% improvement), and enhanced barrier function.
With a pH-optimized, cruelty-free, and dermatologist-recommended formulation, this serum remains one of the most accessible and high-performance treatments for blemish-prone and uneven skin. For those seeking scientific efficacy at an affordable price, The Ordinary Niacinamide 10% + Zinc 1% is a staple in modern skincare.