The Ordinary

Niacinamide 10% + Zinc 1%: How Long Does It Last?

The Ordinary Niacinamide 10% + Zinc 1% is a high-concentration serum targeting the appearance of blemishes, enlarged pores, and uneven skin tone. It has become one of the best-selling skincare products in the world due to its efficacy and ultra-low price.

Price

$6

Size

30ml

Est. Uses

60

Cost/Use

$0.10

Shelf Life

12mo

How Long Does The Ordinary Niacinamide 10% + Zinc 1% Last?

Based on the 30ml size at approximately 0.25ml per pump (60 total uses), here's how long The Ordinary Niacinamide 10% + Zinc 1% will last depending on your usage frequency:

UsageDaysMonthsCost/UseCost/Month
Daily60 days2 months$0.10$3.03
5x per week84 days2.8 months$0.10$2.17
3x per week140 days4.6 months$0.10$1.30

Calculate Your Cost Per Use

Adjust the values below to match your actual usage and see your personalized cost breakdown.

times per week

Is The Ordinary Niacinamide 10% + Zinc 1% Worth the Price?

At $0.10 per use, The Ordinary Niacinamide 10% + Zinc 1% is one of the best values in its category. Here's how it compares to similar serums:

ProductPriceSizeCost/Use
The Ordinary Niacinamide 10% + Zinc 1%$630ml$0.10
The Ordinary Hyaluronic Acid 2% + B5$730ml$0.12
SkinCeuticals C E Ferulic$18230ml$3.03
Drunk Elephant C-Firma Fresh Day Serum$8030ml$1.33

Pros

  • + Incredibly affordable for the results
  • + Effective at reducing visible pore size and oil production
  • + Lightweight, absorbs quickly
  • + Fragrance-free and vegan

Cons

  • - Can cause pilling if layered with certain products
  • - Some users report initial breakouts during the adjustment period
  • - The high niacinamide concentration may irritate very sensitive skin

What beauty communities say

One of the most discussed skincare products on r/SkincareAddiction. Users are divided — many call it a holy grail for oily skin, while others report breakouts. Most agree the price makes it worth trying.

How to Make The Ordinary Niacinamide 10% + Zinc 1% Last Longer

Application Tips

  • Apply a few drops to the face morning and evening before moisturizer.
  • Can be mixed with moisturizer if you experience tingling on sensitive skin.
  • Avoid layering with pure Vitamin C serums at the same time — alternate AM/PM.

Storage Tips

  • Store in a cool, dry place — no refrigeration needed.
  • Use the dropper to avoid contamination; do not touch the dropper to your face.

When Does The Ordinary Niacinamide 10% + Zinc 1% Expire?

12M

Period After Opening: 12 months

Replace by 12 months after first opening

Serums, especially those with active ingredients like Vitamin C, degrade with exposure to air and light. Watch for color changes or an off smell.

Key Ingredients

Niacinamide (10%)Zinc PCA (1%)GlycerinPentylene Glycol

Frequently Asked Questions

How long does The Ordinary Niacinamide 10% + Zinc 1% last?
With daily use (2 pumps per application), The Ordinary Niacinamide 10% + Zinc 1% lasts approximately 60 days (2 months). With less frequent use (3x per week), it can last up to 140 days.
What is the cost per use of The Ordinary Niacinamide 10% + Zinc 1%?
At $6 for 30ml, each use costs approximately $0.10. That works out to about $3.03 per month with daily use.
When does The Ordinary Niacinamide 10% + Zinc 1% expire?
The Ordinary Niacinamide 10% + Zinc 1% has a Period After Opening (PAO) of 12 months. Serums, especially those with active ingredients like Vitamin C, degrade with exposure to air and light. Watch for color changes or an off smell.
Is The Ordinary Niacinamide 10% + Zinc 1% worth the price?
At $0.10 per use, The Ordinary Niacinamide 10% + Zinc 1% is an excellent value. With a 4.3/5 rating from 45,000 reviews, most users find it worth the investment.
How should I store The Ordinary Niacinamide 10% + Zinc 1%?
Store in a cool, dry place — no refrigeration needed. Use the dropper to avoid contamination; do not touch the dropper to your face.
What skin type is The Ordinary Niacinamide 10% + Zinc 1% best for?
The Ordinary Niacinamide 10% + Zinc 1% is best suited for Blemish-prone skin. .

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