Summ is in pilot, shapes what we build next.
Woman in her 40s at home

Perimenopause intelligence

Is it stress, burnout, or perimenopause?

Millions of women in their 40s are told it is stress, anxiety, or just getting older. Summ helps you understand what is actually happening in your body.

Get your pattern

Free. Grounded in NICE clinical guidelines, SWAN women’s health study, and STRAW+10 reproductive staging.

What you get

Three personalised outputs. All free.

Available on Day 1

GP Conversation Guide

A plain-language guide to help you get the most from your GP appointment. Includes a symptom summary, questions to ask, and a booking script.

Unlocks at Day 7

Personalised Supplement Guide

Supplement recommendations personalised to your pattern and first week of tracking data. Includes why each supplement may help you specifically.

Unlocks at Day 14

Personalised Nutrition Guide

Foods and nutrients tailored to your pattern and two weeks of tracking. Explains the connection between what you eat and how you feel.

How it works

Three steps to understanding your body

01

Describe your symptoms

Answer questions or speak your symptoms in your own words. Takes around 10 minutes.

02

Get your pattern

Receive a personalised pattern result scored across three dimensions, with a plain-language explanation of what your symptoms suggest.

03

Track and unlock

Log daily symptoms to unlock your personalised supplement guide at Day 7, nutrition guide at Day 14, and deeper analysis at Day 28.

Do you recognise yourself?

Something has shifted in your body. You just don’t have the name for it yet.

Most women experience 8 to 12 symptoms before they connect them to perimenopause. See what is familiar.

Professional woman at work

Your thinking has changed at work

  • Brain fog mid-morning
  • Cannot find the word
  • Decisions feel harder
  • Losing your thread
Woman experiencing sleep disruption

Sleep is completely different now

  • Wide awake at 3am
  • Sweating through the night
  • Never fully rested
  • Exhausted all day
Woman noticing physical changes

Your body does not feel like yours

  • Hot flushes out of nowhere
  • Joints that ache
  • Hair that is thinning
  • Weight shifting despite nothing changing

The evidence base

Built on peer-reviewed research

SWAN women’s health study

Study of Women’s Health Across the Nation. 3,302 women followed over 10 years tracking reproductive transition.

NICE clinical guidelines

National Institute for Health and Care Excellence guideline NG23 (November 2024). The NHS standard for perimenopause diagnosis and care.

STRAW+10 framework

Stages of Reproductive Aging Workshop. International standard for classifying reproductive stage.

Scored against 19,000 person-records across NHANES, SWAN, and MIDUS research datasets.

Finally understand your perimenopause

Free. Takes 10 minutes. No GP referral needed.

Get your pattern