DS Supplements
In-depth reviewDS Supplements offers a personalized dosage calculator for Targeted Nutritional Intervention (TNI) supplements, specifically designed for individuals with Down syndrome (Trisomy 21). Developed by Dr. rer. nat. Petra Buchanan, the app provides free tools to calculate BMI, growth percentiles, and vitamin D levels, offering valuable insights for caregivers.
DS Supplements, as it opens in a browser tab.
Not sure how to add DS Supplements to your home screen? Step-by-step for Chrome, Safari, Firefox and Edge — it takes about ten seconds, and there is no app store involved.
Own DS Supplements? Have us re-run this measurement — we open it in a real browser, wait for the service worker, and send you what it cached.
How to install DS Supplements as a PWA
Screenshots
4 images · scroll →
Why we recommend DS Supplements
DS Supplements earns a recommendation for its specialized focus on Down syndrome, offering a personalized dosage calculator for Targeted Nutritional Intervention. The app is developed by Dr. rer. nat. Petra Buchanan, adding professional credibility. Beyond supplement calculations, it provides additional free tools like BMI, growth percentile, and vitamin D calculators, which are directly applicable to the health monitoring of individuals with Down syndrome. The app clearly outlines the supplements used and their sources, promoting transparency. Its availability in multiple languages (German, English, French, Spanish, Portuguese) enhances its accessibility to a global audience, making it a valuable resource for caregivers seeking targeted nutritional guidance.
Best use cases
Best for: Caregivers of individuals with Down syndrome (Trisomy 21) who need a personalized calculator for supplement dosages. It's ideal for those looking to quickly determine BMI, growth percentiles, and vitamin D levels. The app also serves as a resource for understanding specific supplements relevant to TNI and staying informed on related news and updates in the field of Down syndrome nutrition.
Honest limitations
This app is specifically tailored for Down syndrome (Trisomy 21) and is not intended for general supplement dosage calculations for other conditions. While it offers free tools and calculators, it does not provide medical advice and should not replace consultation with healthcare professionals. There is no evidence of offline support, meaning an internet connection is likely required for full functionality.
Are you the maker of DS Supplements? Claim this listing →
Is DS Supplements yours? Add the “Listed on” badge
Optional, and it changes nothing about the listing. Paste it in your README or your site’s footer.
[](https://pwa.directory/directory/ds-supplements)
<a href="https://pwa.directory/directory/ds-supplements"><img src="https://pwa.directory/badge.svg" alt="Listed on pwa.directory" width="167" height="20"></a>
Similar to DS Supplements
Peptide Schedule is a free research hub and toolkit for individuals involved in peptide research. It offers expert protocols, dosage tools, and tracking for over 150 peptides, along with a database of published studies, community consensus, and safety notes.
BodyTypeCalc is a free, privacy-focused body shape calculator that determines your body type instantly based on shoulder, waist, and hip measurements. It provides analysis for hourglass, pear, apple, rectangle, or inverted triangle shapes, along with waist-to-hip ratio and styling recommendations, all calculated directly in your browser.
Hasebi provides a comprehensive suite of accurate and free calculators tailored for Arab countries. It offers instant results without registration for finance, work, health, education, real estate, and more, in your local currency. With over 6,828 tools, it's a versatile resource for various daily calculations.
ExcelTool provides free online tools for converting, viewing, and editing spreadsheets. Most workbook processing occurs within your browser. Optional AI features are explicitly labeled before any content is sent, ensuring transparency and user control for data handling.
Fusion Office offers a free workspace with 75 online tools for editing, converting, compressing, merging, splitting, signing, and protecting PDFs. It also provides tools for Word, Excel, and PowerPoint files, alongside image resizing and compression. Many tools run directly in your browser, ensuring files remain on your device without requiring sign-up.
ImgFlow is a local-first Progressive Web App for image compression and conversion. It supports a wide range of input and output formats, processing images directly in your browser without uploads. It helps users reduce file sizes and convert formats while maintaining quality.
Own a PWA? See the listing options — standard submission is free.