# Serious Mass - Optimum Nutrition

**Category:** Sport & fitness
**Code (GTIN/SKU):** 5060469988368
**Canonical URL:** https://openreviews.io/en/reviews/p/serious-mass-optimum-nutrition-5060469988368

## Rating: 4.8/5 ★★★★★ — 30 reviews analyzed
_Confidence: high_

## At a glance

Serious Mass - Optimum Nutrition reviews: 4.8/5 based on 30 analyzed reviews from 2 sites, updated October 26, 2026.

Praised: effectiveness and strawberry flavor.

30 reviews analyzed, all published on other sites.
Other sites: 2 sources, 30 reviews, average rating 4.8/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This muscle mass gainer is mainly appreciated for its overall effectiveness among users looking to increase their calorie intake. Its strawberry flavor is particularly highlighted as being pleasant to consume daily. Furthermore, the product stands out for its very good value for money, making it an economical option for regular training.

## Strengths

- **Effectiveness** — The gainer proves to be effective in supporting muscle mass gain.
- **Strawberry flavor** — The strawberry flavor is particularly appreciated for its pleasant and successful taste.
- **Value for money** — The product offers excellent pricing relative to its capacity and effectiveness.

## Frequently asked questions

- Is the strawberry flavor too sweet?
- Does this gainer mix easily without lumps?
- What is the actual effectiveness for weight gain?
- Is the product easy to digest?

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_Source: OpenReviews — https://openreviews.io/en/reviews/p/serious-mass-optimum-nutrition-5060469988368_