Evidence-led answers for everyday female body questions — without shame, scare tactics or sales pressure.

HerSensi tool

First-Period Kit Builder

Build a small, realistic backup kit for school, travel or the first months of periods.

First-period kit builder

Your result

Your first-period kit

Choose what would make you feel prepared; you do not need to carry everything.

Private by defaultThis tool runs in your browser and does not diagnose you. Avoid entering identifying medical information you do not want to use here.
Safety boundary

Preparation guidance cannot assess heavy bleeding, severe pain or another health concern.

Worked example

What this looks like in real life

A school kit might contain two pads, spare underwear, tissues and a small sealable bag — enough to solve a surprise start without carrying an entire bathroom.

The goal is confidence and a practical backup, not perfection.

What the tool cannot tell you

Does not replace age-appropriate period education.

A young person with very heavy bleeding, severe pain or feeling faint should tell a trusted adult and seek care.

Continue from the result

Use the answer, not just the calculator.