2 flavours
Optimum Nutrition
Optimum Nutrition Casein 4lb
$124.99
In stock
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5% off any 2 · 10% off any 3 · 15% off any 5 — applied automatically in your cart.
Authorized stock
Same-day dispatch
14-day returns (unopened)
Optimum Nutrition Casein is a slow-digesting protein built for lifters who want their recovery working overnight.
The 4lb tub keeps a nighttime shake in rotation for weeks of consistent training.
- 4lb tub of slow-release casein powder
- Delivers sustained release protein that digests gradually between meals or before bed
- Choose from Creamy Vanilla or Peanut Butter
- Made by Optimum Nutrition
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.
4.7
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