Short answers.
No small-print energy.

ScoopSignal compares supplement prices in the United States by exact product, pack and flavour. Nutrition uses official manufacturer sources where available; imported label data is identified separately. We do not independently test supplements.

No. ScoopSignal does not sell, stock, ship or take payment for supplements. Product links take you to the retailer, where you should confirm the seller, delivery and final total.

The retailer listing must match the product line, pack size and flavour, with a successful check in the last 70 minutes. Mismatches, blocked checks and older amounts do not rank as current deals. Price verification is not product testing.

After the freshness window, it stops ranking as a current deal. A dated last-verified amount or labelled catalog price can remain visible as a fallback. Neither counts as a current deal; a known variant mismatch or unavailable listing is excluded.

Not always. Delivery ZIP code, shipping, seller, stock and conditional coupons can affect the checkout total. The retailer’s current checkout page always takes precedence.

Naked Nutrition Official, Nutricost Official. Coverage varies by product and by the retailer’s availability at check time.

Current deals use the lowest fresh exact-variant price that is not marked out of stock. Partnership links do not change that order. Cost per gram of protein = displayed price ÷ (net weight ÷ serving size × protein per serving), using grams. Check the price date and nutrition source before comparing.

Send the product link, retailer and what looks incorrect to hello@ScoopSignal.app. Specific reports help us investigate faster.