PricePlow Supplement Price Scraper

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Compare supplement prices across dozens of retailers — protein powders, creatine, pre-workouts, BCAAs, fat burners, and more. Powered by PricePlow, the leading supplement price comparison engine.

What It Does

• Search by keyword (e.g. "whey protein", "creatine monohydrate", "ghost legend")
• Browse by category (e.g. protein, creatine, pre-workout, bcaa, fat-burner)
• Browse by brand (e.g. optimum-nutrition, ghost, cellucor, musclepharm)
• Extracts price comparisons from 20+ retailers per product
• Gets serving size, servings per container, and price per serving
• Captures key ingredients from the nutrition facts panel
• Returns the best price and which retailer offers it

Use Cases

• Build a supplement price tracker or deal alert bot
• Research competitive pricing for supplement brands
• Find the cheapest whey protein or creatine per gram
• Monitor price drops across retailers (Amazon, iHerb, Bodybuilding.com, etc.)
• Aggregate supplement data for comparison apps or nutrition tools

Input Parameters

Category Slugs (mode=category)

Common categories: protein, creatine, pre-workout, bcaa, fat-burner, amino-acids, weight-gainers, glutamine, vitamins, fish-oil

Brand Slugs (mode=brand)

Examples: optimum-nutrition, ghost, cellucor, musclepharm, bsn, dymatize, gaspari-nutrition, universal, core-nutritionals, redcon1

Output Fields

Each item in the dataset contains:

Retailer Object Fields

Each item in retailers array:

Example Output

{
"productName":"Optimum Nutrition 100% Whey Protein Gold Standard",
"brand":"Optimum Nutrition",
"category":"Protein",
"description":"Gold Standard Whey uses only premium whey protein isolates as the primary ingredient...",
"image":"https://www.priceplow.com/static/images/products/optimum-nutrition-100-whey-protein-gold-standard.png",
"productUrl":"https://www.priceplow.com/optimum-nutrition/100-whey-protein-gold-standard",
"bestPrice":54.99,
"bestPriceRetailer":"iHerb.com",
"bestPriceFlavor":"Double Rich Chocolate",
"bestPricePerServing":1.10,
"servingSize":"1 Scoop (30.4g)",
"servings":74,
"pricePerServing":1.10,
"retailers":[
{"retailer":"iHerb.com","price":54.99,"unitPrice":1.10,"flavor":"Double Rich Chocolate","size":"5 lbs","hasCoupon":false},
{"retailer":"Amazon","price":57.19,"unitPrice":1.14,"flavor":"Double Rich Chocolate","size":"5 lbs","hasCoupon":false},
{"retailer":"Bodybuilding.com","price":59.99,"unitPrice":1.20,"flavor":"Double Rich Chocolate","size":"5 lbs","hasCoupon":true}
],
"retailerCount":12,
"ingredients":[
{"name":"Whey Protein Isolates","amount":"24g"},
{"name":"Whey Protein Concentrate","amount":"included"}
],
"tags":["Protein","Whey Protein"],
"scrapedAt":"2026-04-22T10:00:00.000Z"
}

Notes

• PricePlow is a pure server-rendered site with no anti-bot protection
• Prices are updated daily by PricePlow's tracking system
• Some products may have limited retailer data if they are out of stock everywhere
• Residential proxies are recommended for scraping more than 100 products at a time
• The scraper respects rate limits with ~600ms delays between requests