The Effectiveness of Deodorants Test is a clinical sensory evaluation designed to assess odor control performance over time.

This test provides objective evidence for claims such as “long-lasting odor protection,” “effective deodorant performance,” and “controls body odor.”

Deodorant Sniff Laboratory Test

A deodorant sniff test is a controlled sensory evaluation used to determine how effectively a deodorant reduces or masks body odour over time. In this test, volunteers apply the product under standardized conditions, after which trained assessors evaluate the odour intensity of the underarm area at predefined timepoints (such as baseline, 12 hours, 24 hours, and 48 hours). The odour is scored using a structured scale, allowing for objective comparison between treated and untreated areas or against a control product. This method provides measurable data on odour reduction and is widely used to support claims such as “long-lasting freshness” or “24-hour odour protection.”

Purpose of the Test

The goal of this test is to determine whether a deodorant product effectively reduces or masks body odor over a defined period under normal conditions of use.

It is particularly relevant for deodorant formulations designed to provide lasting freshness and odor control.

Methodology

The study is performed as a sensory expert assessment combined with structured technical evaluation.

Two testing options are available

• Evaluation moments: Defined according to selected time points. With 1 we will measure T0 and a defined T1 (12h, 24h, 48h). With 2 we will measure 2 moments. You can select the exact measure moments when you plan your lab test in our portal.
• Duration: Up to 48 hours depending on protocol
• Evaluation methods: Sensory odor assessment and structured scoring
• Number of samples required: 11 finished product samples

Test Procedure

1. Volunteer selection:
   Ten participants representative of the target population are selected.
2. Baseline assessment (T0):
   Initial odor evaluation is performed prior to product application.
3. Product application:
   The deodorant is applied according to its intended use.
4. Wear period:
   Participants carry out normal daily activities.
5. Follow-up assessments:
   Odor intensity is evaluated at selected time points (e.g., 12h, 24h, 48h).
6. Data comparison:
   Results are compared to baseline to determine odor reduction performance.

Parameters Evaluated

• Odor intensity — sensory evaluation
• Odor control over time
• Percentage reduction compared to baseline
• Duration of deodorant effectiveness
• Overall product performance score

Sample Requirements

• Quantity: 11 finished product samples
• Condition: Unopened, stable, and ready-to-use
• Product types: Deodorant products intended for odor control

Results & Reporting

The laboratory report includes:

• Structured scoring of odor intensity
• Calculation of percentage reduction versus baseline
• Comparative analysis across time points
• Interpretation confirming deodorant efficacy

Why This Test Matters

The Effectiveness of Deodorants Test provides reliable, real-life evidence of how well a product controls body odor over time.

It supports claims such as:

• “Long-lasting odor protection”
• “Effective odor control up to X hours”
• “Provides lasting freshness”

This test is essential for product substantiation, performance validation, and consumer confidence, ensuring that deodorant formulations deliver measurable and perceptible results.

How the Process Works

1. Order your lab test
Select the appropriate package and complete your purchase on our website.

2. Receive secure access
After purchase, you’ll receive login details to our secure portal.

3. Complete the intake form
Provide your product details and upload available documentation.

4. Send us your samples
We’ll guide you on exactly what to send to our lab. The sample amount and number depends on several factors. The exact number of samples will be communicated via the portal.

5. Lab testing
We start the lab test.

6. Receive your results
Our safety assessor prepares the lab test results and provides them via the portal.