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Fact sheet · Product analytics

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WheyIndex

Compare protein powder prices, ingredients, and nutrition with transparent scores

An independent protein powder comparison site that helps shoppers and AI agents compare products by cost per 25g of protein, ingredients, nutrition, and

Overview

Screenshot of the WheyIndex homepage
What wheyindex.com looks like

WheyIndex is an independent protein powder information and comparison site for shoppers and AI agents. It brings together product ingredients, nutrition facts, declared allergens, product claims, and recorded retailer prices so users can understand what is in a protein powder and compare options before buying.

The platform offers product reports with ingredients, nutrition, and available testing evidence; a comparison tool for filtering by ingredients, nutrition, Index score, and cost per 25g of protein; and price tracking with historical data where available. WheyIndex uses a published methodology to score each protein powder on an Index from 0 to 100 based on protein delivery, value, and testing evidence.

Coverage includes protein powders in the United States and United Kingdom, with listings from Amazon, other retailers, and brands selling directly. The site emphasizes transparency: scores are not for sale, affiliate commissions do not change rankings, and product reports show available sources and gaps in information.

Feature facts

  • Product reports with ingredients, nutrition, and claimed benefits
  • Protein powder comparison tool filtered by ingredients and nutrition
  • Protein finder to narrow catalog by preferences
  • Price tracking with historical data
  • Inflation tracker for protein powder price changes over time
  • Published scoring methodology with transparent Index score
  • Cost per 25g protein standardized comparison metric
  • Available lab evidence and testing records with applicability dates
  • Declared allergens and ingredient preferences filtering
  • Coverage across US and UK markets with multiple retailers

Pricing

Pricing model: Free

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WheyIndex specifications

Specifications of WheyIndex
SectionProduct analytics
Websitewheyindex.com
Votes20

WheyIndex metrics

Fact file for wheyindex.com: Ahrefs Domain Rating and Majestic link facts, each with the change since the last fact check.
MetricValue
Domain Rating5 no change since last check
Trust Flow4 no change since last check
Citation Flow32 no change since last check
Referring domains89 no change since last check
External backlinks1,103 no change since last check

Fact: Ahrefs Domain Rating checked 12 Nov 2026, fact changed 25 Oct 2026. Fact: top topic Computers/Data Formats (4). Fact: Majestic checked 25 Oct 2026, fact changed 25 Oct 2026. Link facts from Majestic. Trust Flow, Citation Flow and Topical Trust Flow are trademarks of Majestic-12 Ltd.

WheyIndex domain fact sheet

Open the fact sheet
Read from the public RDAP record on 11 Nov 2026, 19:49 UTC.
Domain age1 year
Registered
Expires
RegistrarCloudflare, Inc.
DNSSECNot signed

Every domain fact for wheyindex.com

WheyIndex launch receipt sheet

What we have measured for WheyIndex since it went live on SaaS Directory Info on 25 October 2026.

  • 5 Domain Rating (Ahrefs) no change since launch
    at launch: 5 (25 Oct 2026); latest: 11 Nov 2026
  • 4 Trust Flow (Majestic)
    first measured 25 Oct 2026
  • 89 Referring domains (Majestic)
    first measured 25 Oct 2026

Day 17 since launch. Next receipt: day 30, 24 Nov 2026. The figures report a change; they do not say what caused it, and many things can. No figure here is a guess.

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Frequently looked up

Q1Is WheyIndex free to use?
Product reports and comparison tools are free to browse and use. WheyIndex may earn affiliate commissions from qualifying purchases made through retailer links.
Q2Can brands pay for a higher score?
Scores are not for sale. Affiliate commissions do not change scores, and the same published scoring rules apply across brands.
Q3Where does the product information come from?
WheyIndex brings together product label evidence, brand information, and retailer records, including data supplied by Ontaris. Product reports show available source evidence and gaps in the information.
Q4Are the prices live?
Prices are recorded observations with refresh timing that varies by product and retailer. They exclude shipping and taxes and may differ from the retailer's current checkout price.
Q5Does every product have independent lab results?
Lab evidence is shown where available, with its date and product, flavour, formula, or lot applicability. Missing lab evidence is a gap in coverage and does not establish whether a product is safe or unsafe.

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More on this profile

WheyIndex has a free listing. The owner can unlock the full profile with a paid launch for $5:

  • Founder story (locked)
  • Milestones (locked)
  • Demo video (locked)
  • Dofollow website link (locked)

See also

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Cortality logoCortalityConversion analytics that measures how real visitors use every part of your page, ranks the fixes, and re-measures each one to prove it workedUnited States80 votes. Log in to vote for Cortality in the file
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