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Nina
● Agnieszka's assistant

For the people who read every label twice — and still never feel safe eating.


Finally, a cooking app that counts the nickel for you.

If you’re sensitive to nickel, every meal is a calculation. Which foods are high? How much is too much today? One wrong dish and the symptoms come back. So you read labels twice, avoid whole aisles — and still never quite feel safe, because the numbers were never made visible.

Sereni.app is a low-nickel cuisine app that does the counting for you. Snap a photo of any recipe, and the app works out how much nickel it really holds, then turns it into a simple shopping list — for one recipe or a whole week. So you can plan meals that stay under the threshold that triggers your symptoms, without keeping a spreadsheet in your head.

How it works:

  • Snap a recipe. A photo is all it takes.
  • See the nickel. The app estimates the load, ingredient by ingredient.
  • Shop with confidence. You get a ready-made list that keeps you under your limit.

It started as the tool I needed myself. Living with nickel intolerance shouldn’t mean giving up on cooking — or on eating with a little joy. It just means knowing the numbers, and letting the app carry them so you don’t have to.

Built with Lovable and Claude Code.

Nickel is just my version of the problem — but it’s far from the only one. Do you live with another rare or restrictive food allergy and wish a tool like this existed for your limits? Get in touch. I’d genuinely love to hear from you and build it around your needs.

Cook what you love. Stay under your limit. Let the app do the maths.

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