Lipoly

Your Fat Loss Sprint Guide

The 30-day challenge — with actual science behind it.

Most 30-day challenges are marketing. The Fat Loss Sprint is a protocol: calculated targets, structured training, mandatory recovery — and a finish line with a result you can measure.

30-day challenges have the right format and the wrong protocol.

The "30-day challenge" format has real psychological advantages: it's finite, shareable, structured in time. People respond to defined commitments. The problem is that most challenges provide:

  • No caloric target
  • No protein guidance
  • No training structure beyond "daily exercise"
  • No refeed or recovery protocol
  • No defined post-challenge transition

The result: a variable outcome that depends almost entirely on what you happen to eat during the 30 days — not on a protocol.

The Fat Loss Sprint uses the same defined, time-limited format — but with everything calculated from your body composition. Sprint Level 1 (14 days) and Level 2 (21 days) fit inside 30 days with mandatory recovery. Sprint Level 3 (28 days) is essentially a 30-day plan with the recovery starting on day 29.

Comparison Table

Generic 30-Day ChallengeLipoly Fat Loss Sprint
Duration30 days14–28 days sprint + 14-day recovery
Caloric targetNoneCalculated from body composition
Protein targetNone2.2–3.0 g/kg LBM
TrainingDaily movement or workout videos2x/week structured strength + daily steps
RefeedsNoneScheduled mid-sprint + final day
Recovery protocolNoneMandatory 14-day Maintenance Phase
Result predictabilityHighly variableStructured outcome with research benchmarks
Science basisNone50+ years PSMF; Purcell 2014; Palgi 1985

What the Sprint Delivers in 30 Days

A complete Sprint Level 2 (21 days) + 9 days of Maintenance fits inside 30 days:

  • 21 days of structured fat loss sprint
  • 9 days of mandatory metabolic recovery begun
  • Expected fat loss: 5–10 kg depending on body composition

Or Sprint Level 3 (28 days) = almost exactly a 30-day commitment:

  • 28 days of structured fat loss sprint
  • Expected fat loss: 8–15 kg depending on composition

The 30-day format. The protocol it never had.

81% success rate. The Lancet, 2014. Personalised targets. Mandatory recovery. Built on 50 years of clinical science.

See your numbers

Run the calculator on your own stats.

Sprint level, calculated macros, and a recommended duration — based on your body composition.

Sprint Level 1
Lean Body Mass: kg
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—g
Protein
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—g
Fat
🌾
—g
Carbs
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Calories
Recommended:
Training
  • 2× strength training per week
  • 8–10K steps daily
  • No running or HIIT
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