You are invited to take part in a research study to measure the effects of different antiperspirants on underarm skin condition. The study will take place at our test centre site in Edinburgh with screening starting Monday 11 February 2019 or Tuesday 12 February 2019. The study will last approximately 2 and a half weeks in total (including screening) with 8 visits to the study site ending on Wednesday 27 February 2019 (Group 1) or Thursday 28 February 2019 (Group 2).

Screening for the study will be on Monday 11 February 2019 or Tuesday 12 February 2019. The screening visit will be used to assess your suitability to participate in the study.

The test phase of the study will start on the Wednesday 13 February 2019 (Group 1) or Thursday 14 February 2019 (Group 2) and will last for 2 weeks.

There will be some restrictions to adhere to while you are on the study, for example:

  • · No use of any products on your underarms other than what we provide,
  • · No swimming or using saunas during the study,
  • · No underarm tanning, use of sun showers, sun beds and no self-tanning products to be used on your underarms for the whole study,
  • · You must shave, wash your underarms and apply antiperspirant on specific days/times throughout the study.
  • · No smoking or consuming spicy food, hot drinks, green tea, cranberry juice or any food or drink containing caffeine for at least an hour before some visits.
  • · No alcohol for at least 12 hours before some visits.

Study Dates:


  • · Screening: Monday 11 Febraury 2019 or Tuesday 12 February 2019. If you are suitable to participate you will be required to attend the test centre on the following dates:
  • ·

Visit (Day)

Group 1 Dates

Group 2 Dates

2 (Day 1)

Wednesday 13 February 2019

Thursday 14 February 2019

3 (Day 3)

Friday 15 February 2019

Saturday 16 February 2019

4 (Day 6)

Monday 18 February 2019

Tuesday 19 February 2019

5 (Day 8)

Wednesday 20 February 2019

Thursday 21 February 2019

6 (Day 10)

Friday 22 February 2019

Saturday 23 February 2019

7 (Day 13)

Monday 25 February 2019

Tuesday 26 February 2019

8 (Day 15)

Wednesday 27 February 2019

Thursday 28 February 2019


(Visits 1, 3, 4, 6 and 7 last about 30 minutes. Visits 2, 5 and 8 last about 75 minutes)

To participate in this study you must:


  • · Be female.
  • · Caucasian.
  • · Age 18-65 and in good general health.
  • · Have underarm skin that is free from cuts and abrasions.
  • · Have underarm skin that is free from skin tags and raised or prominent moles.
  • · Be able to stand for a few minutes with both arms raised above your head for visual assessments.
  • · Be able to lie on your back on a bed with both your arms above your head to expose your underarms for approximately 15 minutes for instrumental assessments.
  • · Be a regular antiperspirant user (at least once per day).
  • · Shave your underarms on a regular basis (at least twice per week).
  • · Be available to attend the study site between 9:00am- 1:00pm for all study visits.

     You will not be able to participate if you:

  • · Are pregnant, breast feeding or at risk of pregnancy.
  • · Are diabetic
  • · Have any known allergies or sensitivities to soaps, fragrances, deodorants or any other topically applied products
  • · Have any active skin conditions such as dermatitis or eczema
  • · Have participated in a study with your underarms as the target area within three weeks of the start of the study
  • · Are using topical drugs on the underarms or have any medical problems affecting your underarms
  • · Are an employee of Unilever or Alba Science Ltd.

Expenses £100

If you are interested in taking part in this study or would like more information, please email to make an appointment to attend the initial screening visit. Please let your friends and family know about this study.