P.Happi® Intimate Serum


Microbiome protective intimate serum with Bdellovibrio bacteriovorous (B.Y.M.® 1405).

Boost your intimate microbiome with P.Happi®. Apply to the intimate area (vulva and perineum) to activate the live bacterium B.Y.M.® 1405, clinically proven to protect and restore the microbiome, building on the body’s natural ability to defend against unwanted bacteria.

The kind-to-skin formula soothes and moisturises the intimate area helping to reduce dryness and discomfort providing long lasting protection.
Consistent daily use helps form a bio-barrier that creates the balance needed to maintain a healthy, happy microbiome.

*We're still developing our packaging so the bottle and box may look different when you receive it. Don't worry though it's still the great P.Happi® serum inside!

  • Contains live bacteria B.Y.M.® 1405
  • Moisturises, protects & soothes
  • Hormone-free
  • Microbiome boosting

Dimethicone, Dimethicone / Vinyl Dimethicone Crosspolymer, Bdellovibrio bacteriovorus (B.Y.M.® 1405), Dimethiconol

How To Use

Apply daily to the vulva, labia and perineum area.

Hold the bottle upright when dispensing the serum for ease of use.

For optimal protection make part of your morning and evening routine.

For external use only. Not suitable for children, pregnant or breastfeeding women.

When To Use
  • For initial relief and extra daily protection
  • During/after antibiotic use
  • During hormonal shifts (e.g. peri/menopause)
  • Before and after sexual intercourse
  • During stressful times
  • When travelling
  • You know your triggers best!
Shipping & Returns

Order before 2pm for next day delivery

See our returns policy here

Boosts your body's natural defences


Strengthens the natural flora

Acts as a bio-barrier to boost your natural flora by contributing to the healthy balance of your microbiome.

Protects the good bacteria

Promoting a balanced and healthy skin environment.

Clinically proven

We continue to research and carry out user testing to ensure the best possible results.

Suitable for sensitive skin

P.Happi® is dermatologically tested and is certified suitable for sensitive skin.

Fragrance free & hormone free

We don't add anything extra that you don't need.

Gynaecologist & urologist approved

Our product is supported by specialists in women's intimate health.
Loved by Professionals

The Results Are Real

Tested during a blind study of 50 women, aged between 20 and 65, living in the UK.


said dry intimate skin felt moisturised


felt immediately moisturised


have noticed better results compared to other solutions
"Cannot now be without my serum! At one point over the last month I realised I was symptom free. Like a miracle...we had sex, twice! And I felt normal again"
Jane, 58
"This serum is a must for any women suffering from soreness or dryness down below"
Anonymous study participant
"...I was hoping this product would help my UTIs and thrush but didn't expect it to help so quickly and improve my life so much in just a month! ...I feel like I am starting to get my life back, which is priceless..."
Mae, 33

Easy, Hygienic One-Pump Application

Clever, considered design makes our bottles easy to use. The airless pump reduces wastage and stops air and moisture reaching the serum, keeping it fresh and active for longer.
Airless pump stops contamination
Water-free means no preservatives needed
Easy dispensing with one pump = one dose
See How It Works

Introducing B.Y.M.® 1405

The first of its kind, contains the live bacterium Bdellovibrio bacteriovorous (B.Y.M.® 1405). When applied, the skin's moisture activates the bacteria which then get to work creating a barrier to defend against and keep out bacteria.
Find out more
4 years of research & counting!

Science is at the heart of what we do

Our female-led scientific team has spent years developing P.Happi®. The technology around B.Y.M.® 1405 has been patented and research into new applications and studies is ongoing. Find out more

Any Questions?

P.Happi® is for women at all life stages. Women in our studies have ages that range from 18 to over 70 and reported improvements in feelings of discomfort, dryness, feeling more protected during everyday life, stressful and fun times!

Yes, P.Happi® aims to give you the extra protection while your microbiome is suffering during antibiotic use. Great for active microbiota management during and after antibiotic use to strengthen your natural defences.

Each bottle of P.Happi® contains enough for twice daily use for one month. Once opened P.Happi should be used within six months.

Still have questions? Can’t find the answer you’re looking for? Please chat to our friendly team.
Contact us

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