A scale can’t tell you if you lost fat or muscle. DEXA can.

We pulled the most impressive body composition changes from our DEXA database — all real, anonymized results. Here are the Top 10 leaderboards for Fat Loss and Muscle Gain, split by male and female.

Female Fat Loss

Top 10 Fat Loss leaderboard — Female clients ranked by pounds of fat lost, measured by DEXA scan

#1 (40s) lost 42.8 lb of fat in 286 days. #4 lost 24.9 lb of fat while gaining 12.0 lb lean — her scale only dropped ~13 lb. The 40s claim five of the ten spots.

What Fat Loss Looks Like on a DEXA Scan

Red = muscle, gold = fat, blue = bone.

Lost 26.0 lb of fat · 187 → 150 lb · Age 44

Female fat loss number 1 DEXA scan before at 187 lb and 38.7 percent body fat — Before: 187 lb · 38.7% BF

Female fat loss number 1 DEXA scan after at 150 lb and 30.8 percent body fat — After: 150 lb · 30.8% BF

Lost 25.4 lb of fat, gained 3.7 lb lean · 201 → 180 lb · Age 33

Female fat loss number 2 DEXA scan before at 201 lb and 39.3 percent body fat — Before: 201 lb · 39.3% BF

Female fat loss number 2 DEXA scan after at 180 lb and 29.9 percent body fat — After: 180 lb · 29.9% BF

Lost 24.9 lb of fat, gained 12.0 lb lean · 183 → 170 lb · Age 37

Male Fat Loss

Top 10 Fat Loss leaderboard — Male clients ranked by pounds of fat lost, measured by DEXA scan

#1 (30s) lost 31.0 lb of fat while gaining 5.5 lb lean over 203 days. #2 and #8 (both 40s) also gained lean mass while cutting. Timelines ranged from 89 to 400+ days — no single right pace.

What Fat Loss Looks Like on a DEXA Scan

Lost 30.2 lb of fat, gained 3.9 lb lean · 240 → 214 lb · Age 43

Male fat loss number 1 DEXA scan before at 240 lb and 30.9 percent body fat — Before: 240 lb · 30.9% BF

Male fat loss number 1 DEXA scan after at 214 lb and 20.6 percent body fat — After: 214 lb · 20.6% BF

Lost 27.9 lb of fat · 225 → 191 lb · Age 40

Male fat loss number 2 DEXA scan before at 225 lb — Before: 225 lb · 32.1% BF

Male fat loss number 2 DEXA scan after at 191 lb — After: 191 lb · 23.3% BF

Lost 23.7 lb of fat · 186 → 155 lb · Age 34

Male fat loss number 3 DEXA scan before at 186 lb and 25.4 percent body fat — Before: 186 lb · 25.4% BF

Male fat loss number 3 DEXA scan after at 155 lb and 15.2 percent body fat — After: 155 lb · 15.2% BF

Male Muscle Gain

Top 10 Muscle Gain leaderboard — Male clients ranked by pounds of lean mass gained, measured by DEXA scan

#1 (40s) added 14.6 lb lean while losing 9.7 lb fat in 112 days. #2 put up +13.0 lb lean / −12.1 lb fat in 47 days. #6 went the other way — a deliberate bulk, +10.2 lb lean over 256 days.

What Muscle Gain Looks Like on a DEXA Scan

Gained 21.7 lb lean · 158 → 184 lb · Age 31

Male muscle gain number 1 DEXA scan before at 158 lb and 23.6 percent body fat — Before: 158 lb · 23.6% BF

Male muscle gain number 1 DEXA scan after at 184 lb and 22.5 percent body fat — After: 184 lb · 22.5% BF

Gained 12.1 lb lean, lost 9.2 lb fat · 188 → 191 lb · Age 27

Male muscle gain number 2 DEXA scan before at 188 lb and 26.9 percent body fat — Before: 188 lb · 26.9% BF

Male muscle gain number 2 DEXA scan after at 191 lb and 21.6 percent body fat — After: 191 lb · 21.6% BF

Gained 9.2 lb lean, lost 6.6 lb fat · 173 → 176 lb · Age 33

Male muscle gain number 3 DEXA scan before at 173 lb — Before: 173 lb · 29.5% BF

Male muscle gain number 3 DEXA scan after at 176 lb — After: 176 lb · 25.3% BF

Female Muscle Gain

Top 10 Muscle Gain leaderboard — Female clients ranked by pounds of lean mass gained, measured by DEXA scan

#1 (30s) gained 12.0 lb lean while losing 24.9 lb fat in 128 days — scale only dropped ~13 lb. #7 (50s) gained 7.4 lb lean / lost 14.6 lb fat in 127 days. Every decade from the 20s to 50s is represented.

Worth noting: some of the best female transformations came from gaining weight, not losing it. One client went 140 → 152 lb and got leaner.6% → 26.1%). Another went 140 → 152 lb and got leaner. The scale says one thing. The scan says another.

What Muscle Gain Looks Like on a DEXA Scan

Gained 12.0 lb lean, lost 24.9 lb fat · 183 → 170 lb · Age 37

Female muscle gain number 2 DEXA scan before at 183 lb and 40.5 percent body fat — Before: 183 lb · 40.5% BF

Female muscle gain number 2 DEXA scan after at 170 lb and 28.9 percent body fat — After: 170 lb · 28.9% BF

Gained 10.0 lb lean · 140 → 152 lb · Age 23

Female muscle gain number 3 DEXA scan before at 140 lb and 29.3 percent body fat — Before: 140 lb · 29.3% BF

Female muscle gain number 3 DEXA scan after at 152 lb and 28.6 percent body fat — After: 152 lb · 28.6% BF

Client Spotlight: Eric’s Bulk

Eric (#6 on the male muscle gain board) gave us permission to share his transformation. 175 lb at 13.9% body fat → 211 lb in 256 days. Deep in a bulk and the scan proves it — 10.2 lb of new lean mass. He was chasing the 1000 lb club, focused on his main three lifts, and the DEXA tracked every pound of progress. Cut incoming.

“Tracking progress with real data can be a huge motivator. At the time, I was working toward becoming a 1000 lb club member, so I was focused on my main three lifts, and that approach led to surprisingly fast muscle gain. Seeing that reflected in my scans made the progress feel real and kept me motivated to keep pushing.”

— Eric

Eric before his bulk at 175 lb and 13.9 percent body fat — Before: 175 lb · 13.9% BF

Eric after his bulk at 211 lb with 10.2 lb of new lean mass gained — After: 211 lb · +10.2 lb lean mass

211 lb under the DEXA — red is muscle, gold is fat, blue is bone.

Eric DEXA body composition scan at 211 lb and 23.8 percent body fat showing muscle in red, fat in gold, and bone in blue

Eric’s DEXA scan at 211 lb · 23.8% BF

Client Spotlight: Esteban’s Cut

Esteban (#9 on the male fat loss board) gave us permission to share his transformation. He started his fitness journey at 309 lbs, dropped to 209 at his lowest, and used DEXA to track the final stretch. Over 5 months of scans: 248 lb at 23.9% body fat → 222 lb at 17.1% BF. That’s 21.3 lb of pure fat lost while preserving his lean mass. Visceral fat dropped from 536g to 352g.

“Before coming in and doing everything I started out at 309 lbs and my lowest I dropped to 209 lbs.”

— Esteban

Esteban before his fat loss transformation at 248 lb and 23.9 percent body fat — Before: 248 lb · 23.9% BF

Esteban after his fat loss transformation at 222 lb and 17.1 percent body fat — After: 222 lb · 17.1% BF

222 lb under the DEXA — red is muscle, gold is fat, blue is bone.

Esteban DEXA body composition scan at 222 lb and 17.1 percent body fat showing muscle in red fat in gold and bone in blue

Esteban’s DEXA scan at 222 lb · 17.1% BF

What the Data Tells Us

Recomposition is common — clients across all four boards lost fat and gained muscle simultaneously. Age isn’t a barrier — 40s and 50s show up on every leaderboard. The scale misses the story — some of the biggest changes here barely moved body weight.

Gaining weight can make you leaner. Multiple clients — especially women — put on 10, 20, even 29 lb and came out with equal or lower body fat percentage. The scale would say they’re going backwards. The scan says otherwise.

Update: Our Top 10 Respond

After publishing this article, we reached out to every client who made our leaderboards. The response blew us away — almost everyone said yes, and several shared their stories in their own words. Here’s what they had to say.

Brendan — 221 to 186 lb in 13 Months

Brendan made the male fat loss board by dropping 24.8 lb of pure fat over 13 months. His body fat went from 22.7% to 13.6%, and his visceral fat cut in half — from 487g down to 205g. Four DEXA scans tracked every stage of his cut, and the progression is textbook: steady fat loss while keeping his lean mass largely intact.

He sent us before and after photos along with his permission — the kind of side-by-side that shows what the numbers look like in real life.

Brendan DEXA scan at 212 lb and 17.9 percent body fat in September 2025 — Sep 2025: 212 lb · 17.9% BF

Brendan DEXA scan at 186 lb and 13.6 percent body fat in March 2026 — Mar 2026: 186 lb · 13.6% BF

Nora — The Visceral Fat Victory

Nora is the #1 entry on the female fat loss board — 26.0 lb of fat lost in 6 months, taking her from 187 lb down to 150. But the number she was most excited about? Visceral fat: 525g to 268g, nearly cut in half. That’s the dangerous fat wrapped around your organs, and it dropped 49% in six months.

“I was super happy with my results so far, especially my visceral fat. Now I’m working towards building my muscle back up — that was the only change I wasn’t super pumped about since I was still weight training regularly. Excited to see what happens when I get my next scan in June.”

— Nora, age 44

Nora’s DEXA scans — she’s the anonymous Female Fat Loss #1 entry above, now with a name behind the numbers:

Nora DEXA scan before at 187 lb and 38.7 percent body fat showing visceral fat at 525 grams — Before: 187 lb · 38.7% BF · VAT 525g

Nora DEXA scan after at 150 lb and 30.8 percent body fat showing visceral fat dropped to 268 grams — After: 150 lb · 30.8% BF · VAT 268g

Emma — Lifting Heavy, Busting Myths

Emma lost 22.7 lb of fat while gaining 1.7 lb of lean mass in 6 months — going from 147 lb at 33% body fat to 126 lb at 20.4%. Her visceral fat went from 438g down to 143g. She found BodyStats near the end of her transformation and wishes she’d started tracking earlier. Her message to other women considering lifting heavy?

“So many people think that as a woman you’ll get ‘bulky’ lifting — haha, I wish! — and that you can’t gain muscle while losing fat, so it’s cool to show otherwise.”

— Emma, age 42

Emma asked to be credited by first name and age only — no photos, no last name. But her DEXA scan after tells the story: 20.4% body fat and more lean mass than when she started, at age 42.

Emma DEXA body composition scan at 126 lb and 20.4 percent body fat after losing 22.7 lb of fat and gaining 1.7 lb lean

Emma’s DEXA scan at 126 lb · 20.4% BF

Matt — 22.7 lb of Fat Gone in 3 Months

Matt, age 51, had one of the fastest fat loss results in our database: 22.7 lb of fat in just 3 months. He went from 205 lb at 30.6% body fat down to 179 lb at 22.3%. His visceral fat — the metabolically dangerous kind — dropped from 845g to 423g, a 50% reduction.

“This was a nice email to receive on a Monday morning. I’ll see you in 3 months for my next scan.”

— Matt, age 51

Matt DEXA scan before at 205 lb and 30.6 percent body fat with 845 grams visceral fat — Before: 205 lb · 30.6% BF · VAT 845g

Matt DEXA scan after at 179 lb and 22.3 percent body fat with 423 grams visceral fat — After: 179 lb · 22.3% BF · VAT 423g

Allen — “I’d Swap the Marble Counters”

Allen, age 40, is a 5-time scanner — and he’s still going. From his first DEXA in August 2025 to his latest in April 2026, he’s lost 31.2 lb of fat and dropped his body fat from 32.1% to 21.9%. His visceral fat went from 829g to 366g. He’s already in the post as Male Fat Loss #2, but his scans have continued since then — and his latest numbers are even better than what the leaderboard shows.

“I’d gladly swap the marble counters and complimentary drinks for something I can access once a month or two and get an accurate bead on what I’m doing. Like you said — the data doesn’t lie.”

— Allen, age 40

Kevin — The Post-Baby Comeback

Kevin, age 33, gained 10.7 lb of lean mass in 5 months — a bounce back after losing a significant amount of weight in the first four months after his son was born. He went from 163 lb to 177 lb, and his lean mass jumped from 139.8 lb to 150.5 lb. The scale went up 14 lb, but the scan shows it was almost entirely muscle.

“It was a huge bounce back from losing a ton of weight the first 4 months after my son was born.”

— Kevin, age 33

Kevin DEXA body composition scan at 177 lb and 15.1 percent body fat after gaining 10.7 lb of lean mass

Kevin’s DEXA scan at 177 lb · 15.1% BF

Kerstin — The Full Recomp

Kerstin, age 45, pulled off one of the cleanest body recompositions on our boards: gained 8.8 lb of lean mass while losing 12.8 lb of fat in 5 months. Body fat went from 32.6% down to 25.8%. Her visceral fat was cut in half — 612g to 300g. The scale barely moved (173 lb to 169 lb), which is exactly why DEXA matters. A bathroom scale would have said “lost 4 lb.” The scan says she rebuilt her entire body composition.

Kerstin DEXA body composition scan at 169 lb and 25.8 percent body fat after gaining 8.8 lb lean and losing 12.8 lb fat

Kerstin’s DEXA scan at 169 lb · 25.8% BF

More From the Community

Several other top 10 members also responded — Ben (gained 9.2 lb lean, lost 6.6 lb fat in 3 months, featured above in male muscle gain), Ian (gained 10.0 lb lean in 4 months), and Corey (gained 11.3 lb lean in 7 months, currently hunting for his before photos). Every one of them agreed to be featured by first name.

Only one person asked not to be included — and we respect that completely. These are real people with real results, and every transformation here was shared with permission.

If you’re a BodyStats client and want to see where you land on the leaderboards, just ask us next time you’re in.

We’ll keep updating these boards as more data comes in. If you’re a client and want to see where you land, just ask us next time you’re in.

See how DEXA tracking drives fat loss results in The Role of DEXA Scans in Weight Loss.

Curious about fitness beyond body composition? See what high VO2 max really looks like across 646 clients.