Quick Summary
Optimum Nutrition Serious Mass is a vanilla flavour protein powder in a 5.45 kg pack, stated as 16 servings. It is described as a mass gainer with creatine, glutamine, 25 vitamins and minerals.
The product is presented as an instantised powder and the directions state to mix 2 scoops with 710 ml of water or plant milk. The pack is also described as containing sweetener and no added sugar.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Optimum Nutrition – the brand name shown on the pack. |
| Product type | Serious Mass protein powder – a mass gainer style powder for mixing into a drink. |
| Flavour | Vanilla flavour – useful if you want a specific taste variant. |
| Pack size | 5.45 kg – check this against the space you have for storage. |
| Servings | 16 servings – compare this with how often you expect to use it. |
| Included ingredients highlighted on pack | Creatine, glutamine, 25 vitamins and minerals – these are part of the named product identity. |
| Mixing direction | 2 scoops with 710 ml of water or plant milk – important for preparing the drink as directed. |
| Formulation notes | Instantised powder, no added sugar, contains sweetener – useful if these points affect your choice. |
What to Compare Before Buying
- Flavour: This version is vanilla. Compare it with other flavours if taste matters to you.
- Pack size: The pack is 5.45 kg. Make sure you have enough storage space and are happy with the quantity.
- Servings: The pack is stated as 16 servings. Check whether that suits how quickly you expect to use it.
- Mixing method: It is prepared with 2 scoops and 710 ml of water or plant milk. Confirm that fits the way you plan to make it.
- Formulation: It is described as no added sugar and containing sweetener. Compare that with your ingredient preferences.
What Else You May Need
You will need water or plant milk for mixing. A shaker or suitable container will also help when preparing the drink.
Before You Decide
Confirm the vanilla flavour, 5.45 kg pack size and stated 16 servings before choosing an offer. Check that the mixing directions suit how you plan to prepare it, and review the ingredient notes if no added sugar or sweetener matters to you.











