Carbon Theory.

Beauty & Wellness • United Kingdomcarbontheory.com

Review data last updated August 10, 2026.

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Based on public reviews and response behavior.

Overall Score

49/100

−15.8 vs. last month4.41 ★ average rating · 600 reviews

Competitive Performance Rank

Among fully-analyzed Beauty & Wellness companies

#278of 351

Top 79% · Bottom Tier

#1 (best)#351 (worst)

#276Peer

#277Peer

#278This company

#279Peer

#280Peer

Overall Customer Sentiment

Below Average

73% of reviews positive, 24% negative

73%

positive

Positive73%
Neutral3%
Negative24%

Sentiment Balance

Covering September 2024 — 18 reviews, not the company's full review history.

Positive sentiment

Neutral sentiment

Negative sentiment

—

positive

Positive—
Neutral—
Negative—

Takeaway: Positive sentiment accounts for 67% of reviews in this period, with 33% negative and 0% neutral.

Sentiment Trend Over Time

Reviews (Count)

Showing 597 reviews across the months with enough data to chart reliably (min 3/month), most recent: September 2024.

Sentiment has been holding steady over the period shown.

Theme Distribution

Share of theme mentions

Delivery Shipping

19.8%

Product Quality

18.1%

Response Speed

14.0%

Loyalty

13.6%

Pricing

11.7%

Most feedback concerns Delivery Shipping.

The most common complaint theme is Communication, making up 2.5% of all theme mentions.

Churn Signal Score

Rule-based: negative-review share, churn-intent phrases, and sentiment movement over time.

MEDIUM31/100

31/100

signal score

•Built from a negative-review share of 35.0% across this company's analyzed reviews.
•3 reviews contain phrases that signal intent to leave, such as cancelling or switching provider.
•Recent reviews are less negative than earlier ones, which pulls the signal down.

Reviewer Breakdown

Star split and recent-versus-earlier sentiment.

4.4avg rating

5★

77.2%

4★

7.7%

3★

2.3%

2★

4.2%

1★

8.7%

Based on 600 analyzed reviews. Sentiment is improving: 90.0% of reviews in the last three months were positive, compared with 70.0% in the three months before that.

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