At a glance
Serious Mass - Optimum Nutrition reviews: 4.8/5 based on 266 analyzed reviews from 2 sites, updated October 26, 2026.
Praised: weight gain and manufacturing quality.
Review summary
Written by Augur from the 266 reviews analyzed
This dietary supplement is specially designed to support individuals looking to increase their daily caloric intake and gain muscle mass. Users unanimously highlight its remarkable effectiveness for rapid and progressive weight gain. The brand's reputation is confirmed through the overall quality of this product's formulation.
What buyers talk about most
- Strength : Weight gainThe product proves to be particularly effective in helping to significantly increase body volume and weight.
- Strength : Manufacturing qualityThe formulation benefits from the recognized expertise and quality of the Optimum Nutrition brand.
About the product
Brand, category, barcode, review sourcesShow Hide
- Category
- Sport & fitness
- Barcode (EAN)
- 5060245607650
- Reviews analyzed
- 266
- Last updated
- October 26, 2026
- Version for AI
- Markdown version of this page, for AI assistants
Reviews
No written reviews to display yet.