Online Coaching by Julian Spiller

COACHED BY SOMEONE WHO'S LIVED IT.

From 25 stone, lost and stuck on the couch to fit, healthy coach living each day like it counts. Helping real people — mums, dads, professionals and athletes — become the best versions of themselves.

Book a Free Call → Get the Free Toolkit
★★★★★5-star rated coaching
15 years coaching and developing people
Rugby S&C · Online fat loss
Transformation coach
Coach Real coaching.
Real change.
Where do you want to start?

FOUR WAYS IN.

01

I WANT COACHING

1-to-1 coaching with someone who's lived every angle — mental and physical. Built around your life.

See the offer →
02

I WANT FREE TOOLS

Macro calculator, free Flex Food recipe book, 30 ways in 30 days email series. No card required.

Grab the toolkit →
03

I WANT RECIPE BOOKS

The Flex Food ebook series. UK supermarket recipes. Macro-locked. 40g protein floor.

See the books →
04

WHO IS JULIAN

The story behind the coaching. Lived every angle of stuck, lost and lifeless. Now living the version I always wanted.

Read the story →
The Mission

WHY THIS
EXISTS.

A note from Julian.

Most coaching is used to achieve a short-term goal — an 8-week holiday sprint, a reset after Christmas. People manage to lose a bit of fat using unrealistic, unsustainable methods. Then the rebound hits. The relationship with food and self gets a little more broken every cycle.

People think the issue is willpower. The truth is the architecture is wrong. You simply don't have the systems and habits to become the person you want to be.

"Everyone at the start of a 100m race has the same goal. It's the systems and habits that separate you." — James Clear

I've created the systems, strategies and tools to help you become the version of yourself that's always been there. Real, adaptable change that transforms lives — the way it transformed mine.

My mission is to change the culture of coaching, fix the relationship with food, and give people the tools and roadmap to get there — and beyond.

— Julian
Who I am

I'M JULIAN.
I LIVED IT.

Sports Strength & Conditioning Coach
Online Coach · Personal Trainer
Transformation Coach
25 STONE · DEPRESSED · STUCK
FIT · LOVING · LIVING LIFE

I weighed 25 stone. Obese. Stuck on the couch. Out of breath tying my shoelaces. I'd tried every diet that was being sold — clean eating, fasting, low-carb, Slimming World, Weight Watchers, carnivore. None of them survived past the first stressful week.

What changed wasn't a magic plan. It was an architecture. Building food around my life — not against it. Training around the kit I had. Coaching myself through the months no one talks about, not just the eight weeks of suffering before a holiday.

Today I coach professionally — 1-to-1 clients across the UK as an online coach and personal trainer, plus sports strength and conditioning work. The same principles I used to rebuild myself are the ones I build my clients' programmes around.

The lived experience matters. When a client tells me they couldn't finish a session, ate the whole pack of biscuits, or they're going on holiday and don't want to ruin everything — I've been there. I know exactly what to do next.

1-to-1 Online Coaching

REAL 1-TO-1 COACHING
FROM SOMEONE WHO'S LIVED IT.

We create the habits and systems for you to succeed. Identify your personal motivations and goals. Build structured plans and a roadmap to get there — one phase at a time.

Fixing your relationship with yourself, your food, and setting you up for a life of quality and possibility.

Monthly

MONTHLY
COACHING

£100per month
Rolling · Cancel anytime
  • Bespoke programming — training and nutrition rebuilt for your life
  • Weekly check-ins direct with me — video, voice notes, or written
  • Flex Food system — personalised meal options for your week
  • Direct messaging — when something comes up, I'm one tap away
Start Monthly
Quarterly

3-MONTH
COACHING

£2503 months
Saves £50
Single payment
Klarna available
  • Everything in Monthly
  • Phase-mapped roadmap — three blocks, planned around your life
  • Mid-block strategy review — recalibrate as you progress
  • Quarterly check-in call — one-hour deep dive direct with me
Start 3 Months →
Longer term

6-MONTH
COACHING

£4506 months
Saves £150
Single payment or Klarna available
  • Everything in 3-Month
  • Full six-phase roadmap — mapped around holidays and work cycles
  • Priority access — voice notes, calls, fast replies
  • Full Flex Food library + Methodology Companion included
Start 6 Months →
Yearly

12-MONTH
COACHING

£75per month
12 month commitment
  • Everything in 6-Month
  • Full twelve-month roadmap — built around the actual calendar of your year
  • The most complete BTC experience — full transformation, mapped end-to-end
Start 12 Months →
Couples packages available across all four lengths · Book a call to discuss.

BOOK A CALL

Free 15-minute conversation. Walk through your goals, your kit, and the right lane for you. No pressure.

Book Free Call →

HAVE MORE QUESTIONS?

Pricing, format, time commitment, how it actually works — answered in the FAQ below.

Read the FAQ →

CONTACT US

Drop a message on Instagram or Facebook. I'll come back to you within 24 hours.

DM @coachspiller →
Email contact@bethechangefitness.co.uk →
Real client transformations

REAL CHANGES.
REAL LIVES.

Bodies built on the principles you'll follow — and kept. Swipe through.

The free toolkit

NOT READY TO COMMIT?
START HERE.

Three free tools. No card required. Built on the same system I use with paying clients.

01

MACRO CALCULATOR

The same calculator I use to set every client's starting macros. Protein locked at 2g per kg bodyweight. Instant.

Open Calculator →
02

FREE FLEX FOOD
RECIPE BOOK

25 high-protein recipes. UK supermarket verified. 450–550 kcal, 40g protein floor. Free download.

03

30 WAYS IN
30 DAYS

A month of emails. One real-world strategy each day to stay on plan. Holidays, work trips, family meals, sick weeks. Built for life off-track.

Start the series →
The Flex Food recipe books

EAT LIKE A KING.
FUEL LIKE AN ATHLETE.

Five books. UK supermarket verified.
FLEX FOOD · VOL 01
I
RECIPE STARTERS
Volume 1 · Starter Recipes

25 high-protein recipes. Breakfasts, lunches, dinners. The free entry to the system.

FREEDownload
FLEX FOOD · VOL 02
II
FAMILY MEALS
Volume 2 · Family Meals

Same meal, your macros. Recipes that work for the kids, partner, and your plan.

£9Coming Soon
FLEX FOOD · VOL 03
III
QUICK PREP
Volume 3 · Quick Prep

15-minute meals. Batch options. For the weeks when nothing has time to be slow.

£9Coming Soon
FLEX FOOD · VOL 04
IV
EATING OUT
Volume 4 · Eating Out

Restaurant strategies. Takeaway swaps. Pub menus decoded. Stay on plan, anywhere.

£9Coming Soon
FLEX FOOD · VOL 05
V
ON THE ROAD
Volume 5 · On the Road

Travel days. Hotels. Service stations. Working away. The system that survives the road.

£9Coming Soon

THE COMPLETE FLEX FOOD LIBRARY

All five volumes. 100+ recipes. Lifetime access. Every meal scenario covered.

£45 £29 Coming Soon
Real words · From real clients

NOT A FOUR.
NOT A THREE.

★★★★★100% 5-star · Verified reviews
★★★★★

2.5 stone weight loss in 10 weeks. Resting heart rate down from 79 to 64 beats per minute. Built around being a busy dad — not in spite of it.

C.B.5-Star · Verified
★★★★★

I've tried every diet and fitness plan you can think of. On this one — I have never once been hungry. The plan finally fits my life, not the other way round.

E.5-Star · Verified
★★★★★

The thought of going into a gym gave me major anxiety. Now — I love it. That's Julian's coaching. Quiet confidence, built session by session.

C.C.5-Star · Verified
★★★★★

16 stone 10 to 14 stone 6 after a knee replacement. Diabetic markers all green or amber. Strong again around the kids — the version of me they deserve.

M.B.5-Star · Verified
★★★★★

1 stone 2.5 pounds down — and actually enjoying the process. Energy for the kids that I haven't had in years. That's the headline.

H.B.5-Star · Verified
★★★★★

Fitter, leaner and healthier than I have felt for the last 15 years. I took my top off on holiday — my kids didn't know that version of me existed.

N.R.5-Star · Verified
★★★★★

32 pounds down in 17 weeks. Still eating with the family. Still running the business. The plan flexed around the weeks that would've broken anything else.

S.H.5-Star · Verified
★★★★★

Being treated for Leukaemia throughout — lost over a stone and developed some muscle again. Julian adapted the plan around treatment, week by week.

G.W.5-Star · Verified
★★★★★

6 weeks in to a 12-week programme. Already changed the person I am. The plan does what it says — but the change runs deeper than the body.

L.B.5-Star · Verified
Questions, answered

THE STUFF
YOU'RE WONDERING.

If yours isn't here, message me on Instagram @coachspiller or book a free call.

Mums, dads, professionals and athletes who know what to do and cannot make it stick. People who've tried every diet and need a system that survives the rest of the year, not just an eight-week sprint. Mindset matters more than age or gender.
Monthly coaching is £100 per month, rolling. Quarterly (3 months) is £250 — saves £50. Six months is £450 — saves £150. Twelve months is £75 a month, with a 12 month commitment. Saves £300 vs monthly. Couples packages are available across all four lengths — book a call to discuss. All packages are managed through Kahunas after sign-up.
You get a consultation form. From there you receive your Welcome Pack — onboarding, FAQ, food, check-in setup. Plus the Methodology document explaining the system, and the roadmap workbook. Then we start. You follow the plan, prep the food, and we build the habits with weekly check-ins.
In as many ways as you want. I build the plan around foods you actually like and give you options for each meal based on your tastes. Eat the same meals every day, different meals every day, or my favourite — prep the same breakfast and lunch four to five days a week and have a different family dinner every night. All meals hit your macros.
In theory yes — in reality an 80/20 approach lands the results. 80% solid healthy food, 20% the stuff you don't want to live without. The coffee, the bar of chocolate, the Friday night meal out. That works in a deficit, in maintenance, and in growth. Built in from the start so we don't crash and burn long-term.
The plan is built around you, not against your life. Supermarket on-the-go options. Hotel and digs strategies. Travel-day templates. Bring the details to the check-in before — I'll give you a tailored plan for that week based on your hotel, your gym access, whatever you've got.
Fine. Training is programmed around your kit. Home gym, commercial gym, hotel gym, no gym at all — I work with what you have. You tell me on the questionnaire and I build it from there.
Three to five hours of training depending on your phase and goal. Plus 15 to 30 minutes for the weekly check-in. Designed to fit around a job and a family, not the other way round.
Yes. Couples packages are available across all four lengths — Monthly, Quarterly, 6-Month, and 12-Month. Pricing is discussed on the call so we can build the right structure around both of you. Train together, accountable together, results together. Book a call to set it up.
Tell me. If I don't already have a recipe that makes it fit your macros, I'll build one. There are over 100 recipes in the system that I plug into client plans — which gives thousands of possible day-to-day combinations.

STOP STARTING
OVER.

Book a free 15-minute call. We'll talk through your goals, your kit, and the right lane for you. No pressure. No pitch.

Book a Free Call → Get the Free Toolkit
— Julian