Optimum Nutrition Gold Standard Whey 5lb

Gold Standard 100% Whey lists whey protein isolate as its first ingredient.

If you already know which flavour you want, buy it in this size.

5 lb (2.27 kg) — about 74 servings
Whey isolate is the #1 listed ingredient
Flavours from Extreme Milk Chocolate to Rocky Road

Nutrition information is on the product packaging.

Values vary slightly by flavour — the tub label is the authority.

Shipping. Orders placed before 2 pm ET on weekdays ship the same day. Standard shipping is free over $99; below that it's calculated at checkout. Most of Ontario and Quebec sees delivery in 1–3 business days; Western Canada and the Atlantic provinces in 3–6.

Returns. Unopened products can be returned within 14 days of delivery for a full refund. Opened tubs can't be restocked — if something's wrong with your order, contact us and we'll make it right.

Freshness. Everything ships sealed, from authorized Canadian distribution. If your order arrives short-dated, contact us and we'll replace it or refund it.