🔴 Priority Alert — Muscle Loss on GLP-1
Cindy lost 17.2 lbs in 12 weeks — that's a big number. But only 0.6% of body fat dropped, because 1.9 lbs came from lean mass, not just fat. This is the classic GLP-1 trap: the medication suppresses appetite so well that protein intake falls too low, and the body cannibalizes muscle for energy. The next 4 weeks fix this. The plan below is built around three muscle-protection pillars: high protein every day, creatine supplementation, and progressive resistance training 3–4×/week. If the lean mass loss stops and fat loss continues, the BF% numbers will move fast.
Current Weight
180.3 lbs
Lean Body Mass (from InBody)
94.6 lbs / 42.91 kg
BMR = 370 + (21.6 × 42.91 kg)
1,297 kcal/day
Activity — Training 3–4×/week (Moderately Active)
× 1.55
TDEE (maintenance)
2,011 kcal/day
Two-Protocol Structure — Training vs. Non-Training Days
Training Days (3–4×/week)
1,500 cal → −511 deficit
Non-Training Days
1,350 cal → −661 deficit
Weekly Avg (3 train / 4 rest) = (3×1,500 + 4×1,350) ÷ 7
1,414 cal/day avg
🎯 Avg Daily Deficit
−597 cal/day
Protein Basis — Muscle Preservation Priority
150g/day (0.83g/lb body weight)
Projected Fat Loss Rate
~1.2 lbs/week · ~4.8 lbs/4 weeks
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Creatine Monohydrate
10g daily — every single day, training or not
The #1 supplement to stop the muscle loss. Creatine increases intramuscular water retention, boosts strength, and reduces muscle breakdown — especially critical on GLP-1 where appetite suppression leads to muscle catabolism. At 10g/day, this is a therapeutic dose — research supports higher creatine intake for enhanced muscle retention during aggressive fat loss and GLP-1 use.
⏰ Mix into protein shake daily at 3 PM. Doesn't matter if it's a training day or rest day.
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Metamucil (Psyllium Husk)
1 rounded tsp (7g fiber) in 8oz water, 30 min before dinner
GLP-1 medications slow gastric emptying, which can cause constipation and irregular digestion. Psyllium husk adds soluble fiber, helps regulate blood sugar response, keeps you feeling full, and supports GI motility. Also lowers LDL cholesterol — relevant at her metabolic profile.
⏰ Take 30 minutes before the largest meal of the day (dinner). Drink a full glass of water with it.
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Omega-3 Fish Oil
2–3g EPA/DHA daily (3–4 standard softgels)
Anti-inflammatory, supports muscle protein synthesis, improves insulin sensitivity, and reduces visceral fat storage. Critical for someone who already has VFI 15. Also reduces triglycerides — relevant with high body fat percentage.
⏰ Take with the largest meal of the day. Fat-soluble — absorbs best with food.
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Electrolytes (Sugar-Free)
1 packet daily — sodium, potassium, magnesium
On GLP-1 + caloric restriction, Cindy is eating less food = less sodium, potassium, magnesium. Deficiency shows up as fatigue, muscle cramps, brain fog, and poor workout performance. LMNT, Liquid IV (sugar-free), or Nuun tablets are all good options.
⏰ Morning or during workouts. Do NOT take in the evening — sodium late can disrupt sleep.
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Magnesium Glycinate
300–400mg elemental magnesium nightly
Magnesium glycinate improves sleep quality, reduces cortisol (high cortisol stores fat — especially visceral), supports insulin sensitivity, and prevents muscle cramps during training. Most people are deficient. Glycinate form is the most bioavailable and gentle on the gut.
⏰ 30 minutes before bed. This is a sleep and recovery supplement as much as a mineral supplement.
☀️
Vitamin D3 + K2
3,000–5,000 IU D3 + 100mcg K2 (MK-7) daily
Vitamin D deficiency is nearly universal in individuals with high body fat — fat tissue sequesters D3. Low D3 is directly linked to slower fat loss, higher cortisol, weaker immune function, and impaired muscle recovery. K2 ensures calcium goes to bones, not arteries.
⏰ Morning with breakfast. Fat-soluble — take with food that has some fat in it.
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Whey Protein Isolate
1 scoop (22–25g protein) daily — or more on low-appetite days
On Tirzepatide, there will be days when Cindy simply cannot eat enough food. Hitting 150g protein through food alone on a 1,300–1,500 cal plan requires a shake. Isolate is fast-absorbing, low fat, low carb, and easiest on the stomach — important when GLP-1 can cause nausea.
⏰ Post-workout, or as Meal 3 afternoon snack. On low-appetite days, use 2 shakes.
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Probiotic
10–50 billion CFU, multi-strain (Lactobacillus + Bifidobacterium)
GLP-1 medications significantly affect gut motility and the gut microbiome. A probiotic supports digestive regularity, reduces bloating, improves nutrient absorption (important when eating less), and helps manage the GI side effects of Tirzepatide (nausea, constipation).
⏰ Morning on an empty stomach or with breakfast. Consistent daily timing matters more than exact timing.
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Multivitamin + B-Complex
1 daily multivitamin + B-complex (or B12 sublingual 1,000mcg)
Eating below 1,500 cal creates micronutrient gaps — B vitamins support energy metabolism, nerve function, and red blood cell production. B12 specifically supports fat metabolism and is often depleted when food volume drops on GLP-1. A multi covers the gaps that food volume can't fill.
⏰ Morning with breakfast. Take with food to avoid nausea — especially if Tirzepatide is causing morning sensitivity.
⚕️ Cindy is on Tirzepatide (Week 13, moving to 2.5mg). The supplement dosages and calorie structure above are designed to support her medication protocol, not replace medical supervision. Any titration decisions should be made by her prescribing physician. If nausea increases after the dose change, drop to 1,300 cal training-day protocol temporarily and prioritize protein shakes over solid food.