Alternatives
Products that do what ProteinMath does
Dollar per gram of protein
- 1AW
diskprices.com, but for Protein Powder! Buying protein powder is a mess, and comparing different products is frustrating, since all brands choose their own serving sizes. By collecting nutrition facts, and normalizing the serving to contain 25 grams of protein, we can properly compare price/nutrients per serving. Inspired by diskprices.com, the idea is to provide an equally functional interface to compare products. The prices are collected once a day, currently from iHerb US. Aiming to improve the coverage soon. Any tips / suggestions / other feedback more than welcome :)…
2024 · nutritionprices.com
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Compare protein powders by cost per gram, not by bottle
Jun 2026 · precioproteina.com
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- 5FT
I tracked protein powder prices in a spreadsheet for years and found that identical protein content can have wild price differences. I built PricePerProtein to automate it. It pulls real-time Amazon data (Keepa API) and uses Gemini 2.5 Flash to extract nutrition facts from product images/descriptions. Calculates actual protein per dollar, not just package price. Technical: FastAPI + Celery backend, Next.js frontend with virtual scrolling to handle 3000+ products. Deployed on a VPS (migrated from GCP - much simpler). The AI handles everything from blurry nutrition labels to understanding…
2025 · priceperprotein.com
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- 20GI
2022 · grams.io
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UK's most comprehensive peptide price comparison tool
Apr 2026 · peptidesupermarket.co.uk
Ranked by how close each launch is in meaning, then by votes. Refine with a description →