Obsessively innovating. Founder of BRUTUS. Inventor of KUSCHELBAR hair & beard straightener & POP!RON 3D hair iron Shop👇🏼
Jeff Chastain is a verified Beauty creator on Instagram, tracked in the InstME index with 391.2K followers. Content spans beauty and business. Jeff Chastain has shared 4,090 posts to date, currently less than one post a week. Typical posts draw 2,110 likes and 824 comments, putting engagement at 0.75%.
The Beauty account Mascbyjeffchastain has posted 4,090 times on Instagram and drawn 391.2K followers.
Among 1,553 Beauty accounts with 100K–1M followers in the InstME index, Mascbyjeffchastain's 0.75% engagement rate comes in above the median of 0.47%.
Comments arrive at about one per 3 likes, a sign of an unusually discussion-heavy audience.
Lately Mascbyjeffchastain has been publishing less than one post per week.
The account follows just 2,046 others against 391.2K followers, a ratio typical of established creators and brands.
Estimated sponsored-post value
$1,400–$2,500
Based on 391.2K followers and a 0.75% engagement rate, a single sponsored post by Mascbyjeffchastain is worth an estimated $1,400–$2,500. This is a modeled range, not a quoted rate, actual pricing varies by niche, content format, usage rights and exclusivity.
Audience (estimated)
Est.Predominantly women · mostly 18–34
Typical for Beauty creators, modeled from the niche, not measured for this account.
Content Focus
Primary: Beauty
Secondary: Business
| Metric | Mascbyjeffchastain | Cohort median |
|---|---|---|
| Engagement rate | 0.75% | 0.47% |
| Average likes | 2,110 | 1,059 |
| Average comments | 824 | 46 |
| Posts per week | 0.03 | 1.04 |
Median values from 1,553 Beauty accounts with 100K–1M followers in the InstME index, refreshed Jul 19, 2026.
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Last reviewed: Sep 18, 2026
Jeff Chastain is a verified beauty creator on Instagram, with 391.2K followers.
Jeff Chastain posts on Instagram as @mascbyjeffchastain.
Jeff Chastain has 391,224 followers on Instagram (391.2K) as of Sep 18, 2026.
Jeff Chastain's engagement rate is 0.75%, calculated from average likes and comments per post relative to followers. That is above the median of 0.47% for Beauty accounts with 100K–1M followers in the InstME index.
Posts by Jeff Chastain average 2,110 likes and 824 comments.
Jeff Chastain posts less than once a week on average.
Jeff Chastain is registered as a creator account on Instagram and is verified.
Jeff Chastain is categorized as a beauty and business account in the InstME index, based on the profile's bio and Instagram category across 4,090 posts.
Yes. Jeff Chastain carries the blue verified badge on Instagram.
Total Posts
4,090
Avg Comments
824
Engagement
0.98%
A sponsored post from Jeff Chastain is estimated at $1,400 to $2,500. This is a model based on audience size and engagement, not a rate card, so real pricing is set by the creator.
