Naked MassvsSerious Mass
Updated weekly
Products · full comparison

Naked Mass vs Serious Mass

How these two compare on everything we measure — where the AIs rank them, what reviewers and buyers say, and how they price. We don’t crown a winner — the differences are the point.

Naked Mass
by Naked Nutrition · Weight gainer protein powder
AI rank #4.3$90–$190official site
Reviewers
/5
Buyers
4.8/5
vs
Serious Mass
by Optimum Nutrition · Whey protein powder mass gainer
AI rank #1.0$85–$95official site
Reviewers
3.0/5
Buyers
4.7/5
Short answer?

Take Naked Mass if you weight buyer ratings; take Serious Mass if the AI ranking, reviewer scores and a lower price matter more. That's where they diverge — elsewhere they're close.

How this is made

Built from what 3 AI models (Perplexity · ChatGPT · Claude) recommend for real buyer questions, layered with reviewer test summaries, Google buyer ratings, street prices and press. The short answer and verdict are derived from where those signals diverge — not written by hand for either product.

Independent — not a vendor, not advertising, not a paid review. How we score →

Act I

The numbers

Side by side, how the AI models rank them, and which wins each buyer-question.

IIIIII
01

Side by side

Every signal we hold, on one shared scale. The leading side is lit — but the tally below doesn’t crown a winner.?

#4.3
AI rankcombined avg · lower is better
#1.0
Reviewersout of 5
3.0
4.8
BuyersGoogle rating
4.7
$90–$190
Street pricelower is cheaper
$85–$95
02

How the AIs rank them

Four models rank both products. Here’s each model’s pick (lower rank = higher).?

Perplexity
Naked Mass
#2
Serious Mass
#1
ChatGPT
Naked Mass
#5
Serious Mass
#1
Claude
Naked Mass
#6
Serious Mass
#1
03

Which is better for what

Across the buyer-questions both appear in, who the AI panel ranks higher — and the widest gaps.?

Best Mass Gainers Serious Mass by 1#2 vs #1
Across 1 shared questions: Naked Mass higher in 0 · Serious Mass in 1
Showing the 1 widest gaps
Act II

What people say

Where the AI panel and reviewers line up, and what reviewers and buyers think.

IIIIII
04

Do AI and reviewers agree

The model panel’s rank next to the video reviewers’ score — where they line up, and where they don’t.?

AI panel
#4.3
Reviewers
No reviewer score yet.
AI panel
#1.0
Reviewers
3.0/5
Reviewers rate it 3.0/5; the AI panel ranks it #1.0. mixed reviews
05

What reviewers say

Distilled from the video reviewers — the score, what they praise, where they push back.?

Naked Mass
no reviewer coverage yet
Serious Mass
across 3 reviews
3.0/5
mixed
Reviewers praise
  • Delivers roughly 1,250 calories and 50 grams of protein per serving, making it a functional meal replacement for hard gainers on the go
  • Includes a full vitamin and mineral spectrum, creatine, glutamine, and branched-chain amino acids in a single serving
  • Carbohydrate-to-protein ratio is high, which effectively replenishes muscle glycogen after training
Reviewers push back
  • Very high maltodextrin content causes severe bloating, gas, and gastrointestinal distress in multiple reviewers
  • One reviewer recorded a measurable rise in fasting blood glucose after a single day of use, raising concerns about blood sugar response
  • Serving count per tub is low, so the container depletes quickly for anyone using full recommended doses
A high-calorie mass gainer with a solid nutritional profile that delivers real energy and glycogen replenishment, but causes significant digestive distress and carries genuine concerns about blood sugar impact from its heavy maltodextrin load.
— best for: Underweight individuals who struggle to eat enough food and need a dense, convenient calorie source to support weight and muscle gain.

On Serious Mass: The Hodge Twins found nothing negative about the product and recommended it without reservation; the other two reviewers identified meaningful physiological downsides

06

The reviews behind this

The actual video reviews the “what reviewers say” summary above is distilled from — tap any to watch on YouTube.

07

What buyers say

Aggregated Google Shopping ratings — the score, the aspects owners rate, and a real quote.?

4.8
1,871 ratings
Clean ingredients & no additives4.9
Digestive tolerance & stomach comfort4.8
Taste & flavor4.7
Mixability & blending4.5
I’ve been struggling all my life to gain weight and all the other protein powders that I use were hurting my stomach because I have a dairy sensitivity! I’ve been on naked mass vanilla for over three months now I’ve gained 15 pounds. I look great I feel great. My stomach does not hurt. I do not feel nauseous. I just love it. I’ll never go to another protein powder ever this is it and also it does Chinelle · nakednutrition.com
Google ratings
4.7
37,171 ratings
Weight gain effectiveness4.8
Taste & flavor4.5
Mixability & texture3.8
Product quality & authenticity4.3
I've had a problem with gaining weight my whole life (39yo) man and recently I had tried this product and went from 98lbs to 120lbs in 2 months I don't follow the recommended dose and only use 1/2 a scoop daily once sometimes 2 times a day but omg I had to order the bigger container as I have found this product to be very helpful. I do not experience any bloating or discomfort of any sort as I hav Andrew · walmart.com
Act III

Price and the verdict

How they price, who each is for, whether you can trust the claims — and our read.

IIIIII
08

How they price

Street price across retailers, the tier each lands in, and how it’s moved.?

$90–$190
across 3 retailers
tier Premium
current street price
current model
$85–$95
across 3 retailers
tier Premium
current street price
current model
09

The verdict: which to buy

Our read of everything above — who leads each point, and who each is for.

Naked Mass
AI panel rank
Serious Mass
Naked Mass
Reviewer score
Serious Mass
Naked Mass
Buyer rating
Serious Mass
Naked Mass
Lower price
Serious Mass

Net: Naked Mass leads 1 of 4 · Serious Mass 3.

So which one?

Serious Mass leads more points — but check where it loses.

Take Naked Mass if…

…you weight buyer rating.

Take Serious Mass if…

…you weight ai panel rank, reviewer score and lower price.

We don’t crown a winner. Both are strong; the differences above decide it for your use. Where a signal is missing, we leave it blank rather than guess.

as of June 29 · 1 shared buyer questions?

10

Common questions

The questions people ask comparing these two — answered from the data above.

QIs Naked Mass or Serious Mass better overall?

The AI panel ranks Serious Mass higher (avg #1.0 vs #4.3), but it’s close — reviewers and buyers split differently.

QWhich one is cheaper?

Serious Mass$85–$95 vs $90–$190 across retailers.

QHow do buyers rate them?

Google buyers give Naked Mass 4.8 and Serious Mass 4.7 out of 5.