Metabolic Amino Complex – Non-Stim Pre-Workout EAA Formula with BCAA 8:1:1 Supplement by Amino Man

• Contributes to normal muscle function through a complete spectrum of essential amino acids supporting active performance.
• Helps maintain normal energy-yielding metabolism with B-vitamins and key minerals that assist daily training demands.
• Supports healthy focus and training drive with amino acid precursors that aid concentration during challenging sessions.
• Contributes to normal endurance performance by supporting circulation and natural muscle buffering processes.
• Helps protect cells from oxidative stress with naturally occurring antioxidants that support everyday wellbeing.
• Supports normal electrolyte balance for optimal hydration and muscle function throughout exercise.
• Contributes to normal protein synthesis with an elevated leucine ratio (8:1:1) for training support.
• A 506g tub provides approximately 22 servings, measured at 23g per serving for consistent use.

Take 1–2 heaped tablespoons (11.5–23g) before and/or during exercise. Mix with 200–300ml cold water or juice. Can also be added to a protein shake or taken as a snack at any time.

Maximum dose: 4 scoops daily.

Essential Amino Acids (L-Leucine, L-Isoleucine, L-Lysine, L-Valine, L-Phenylalanine, L-Threonine, L-Histidine, L-Methionine, L-Tryptophan, Flavouring), BCAA 8:1:1 (L-Leucine, L-Isoleucine, L-Valine), L-Tyrosine, L-Citrulline, Acetyl L-Carnitine, Beta Alanine, L-Carnitine Tartrate, L-Taurine, Inulin, Choline, Inositol, CoQ10, Green Tea Extract 95%, Blueberry Powder, Amino Man Electrolyte Blend (Sodium Chloride, Potassium Chloride, Magnesium Malate), Vitamin C (Magnesium Ascorbate, Zinc Ascorbate), B Vitamin Blend (Niacin, Calcium D-Pantothenate, Riboflavin, Pyridoxine Hydrochloride, Thiamine Hydrochloride, Folic Acid, D-Biotin, Cyanocobalamin), Magnesium Citrate, Zinc Picolinate, Chromium, Natural Strawberry Flavour (with Stevia).

Serving Size: 23g

• EAA Blend – 5000mg
• BCAA 8:1:1 – 5000mg
• L-Tyrosine – 2500mg
• L-Citrulline – 2000mg
• Acetyl L-Carnitine – 725mg
• Beta-Alanine – 600mg
• L-Carnitine Tartrate – 500mg
• L-Taurine – 300mg
• Inulin – 642mg
• Choline – 150mg
• Inositol – 250mg
• CoQ10 – 100mg
• Green Tea Extract (95%) – 325mg
• Blueberry Powder – 2500mg
• Amino Man Electrolyte Blend – 250mg
• Vitamin C (Chelated) – 103mg
• Vitamin B1 – 0.55mg
• Vitamin B2 – 0.7mg
• Vitamin B3 – 8mg
• Vitamin B5 – 3mg
• Vitamin B6 – 0.7mg
• Folic Acid – 0.5mg
• Vitamin B12 – 100mcg
• Biotin – 25mcg
• Magnesium – 103mg
• Zinc – 10mg
• Chromium – 20mcg

Metabolic Amino Complex is a non-stimulant pre-workout EAA formula combining essential amino acids, a high-leucine BCAA 8:1:1 ratio, performance botanicals, antioxidants, and electrolytes. The following summarises the key research behind its core ingredients.

1. Essential Amino Acids (EAAs) — Protein Synthesis & Muscle Function

EAAs are the nine amino acids the body cannot synthesise and must obtain from diet or supplementation. They are the primary drivers of muscle protein synthesis (MPS). A randomised controlled trial found that EAA supplementation significantly stimulated MPS both at rest and following resistance exercise, with effects superior to non-essential amino acids alone.

Reference: Wolfe RR. Journal of Nutrition (2002). Regulation of muscle protein by amino acids.

2. BCAA 8:1:1 (Leucine-Dominant) — mTOR Activation & Muscle Preservation

Leucine is the primary trigger for mTOR (mechanistic target of rapamycin) signalling — the key anabolic pathway for muscle protein synthesis. An elevated leucine ratio (8:1:1 vs standard 2:1:1) maximises mTOR activation per serving. A meta-analysis of 22 randomised controlled trials confirmed that BCAA supplementation significantly reduced exercise-induced muscle damage and accelerated recovery.

Reference: Rahimi MH et al. Nutrition (2017). Branched-chain amino acid supplementation and exercise-induced muscle damage in exercise recovery: a meta-analysis of randomized clinical trials.

3. L-Citrulline — Blood Flow & Endurance

L-Citrulline is converted to L-arginine in the kidneys, increasing nitric oxide production and improving blood flow to working muscles. A meta-analysis of 12 randomised controlled trials found that citrulline supplementation significantly improved exercise performance, reduced perceived exertion, and decreased post-exercise muscle soreness.

Reference: Pérez-Guisado J, Jakeman PM. Journal of Strength and Conditioning Research (2010). Citrulline malate enhances athletic anaerobic performance and relieves muscle soreness.

4. Beta-Alanine — Buffering Capacity & Endurance

Beta-alanine increases muscle carnosine levels, which buffers the accumulation of hydrogen ions during high-intensity exercise — delaying the onset of muscular fatigue. A meta-analysis of 40 studies found that beta-alanine supplementation significantly improved exercise capacity, particularly in efforts lasting 1–4 minutes.

Reference: Hobson RM et al. Amino Acids (2012). Effects of beta-alanine supplementation on exercise performance: a meta-analysis.

5. Rhodiola Rosea & L-Tyrosine — Cognitive Performance Under Stress

Rhodiola rosea has been shown in multiple randomised controlled trials to reduce mental fatigue and improve cognitive performance during physically and mentally demanding tasks. L-Tyrosine is a precursor to dopamine and noradrenaline, and has been shown to maintain cognitive performance under conditions of stress, sleep deprivation, and physical exertion — making it particularly relevant for training environments.

Reference: Shurtleff D et al. Pharmacology Biochemistry and Behavior (1994). Tyrosine reverses a cold-induced working memory deficit in humans.