19 supplements analyzed and ranked by clinical evidence.
Amino retention +15%
Lean mass +2.5kg
Muscle breakdown ↓
More lean, less fat
+1.5 kg lean
Muscle-building gain
Muscle mass↑, breakdown↓
Fat loss, insulin↑
+lean mass, body weight
-muscle loss, protein breakdown
Reduced proteolysis, better nitrogen balance
+1.5 to +15 g N
Preserved/gained lean mass, weight +3 kg
fat ↓; lean ↑
BMI/body fat ↓
Fat loss/body contour
Skin thickening/firming
↑Lean mass +3.0kg
↓Fat/VAT −93.8g
↑Strength/power +23%
Lean mass ↑
Fat mass ↓
Nitrogen/lean support
Immune/infection, shorter stay
Muscle gain, less loss
Fat loss, better signals
Leaner tissue, +0.4 kg
Protein balance, +38 mg N/kg/d
Fat −1.12 kg
Weight −2.26 kg
Waist −6.5 cm
Weight/BMI −1.7 kg
Energy ↑; visceral fat ↓
Body weight ↓ -4.1kg
Resting energy ↑ +18.6%
Weight/BMI ↓3.4kg
Body fat/glucose ↓
Lean mass +3.15 kg
Fat-free mass +2.4%
Fat loss, +TT
Free T, fat↓
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