BioTechUSA BCAA Zero

How BCAA Zero by BiotechUSA supports your objectives

💪 6000mg BCAA (2:1:1) per serving — the most studied ratio in sports science The 2:1:1 ratio of leucine (3000mg), isoleucine (1500mg) and valine (1500mg) is the most widely researched BCAA ratio in the scientific literature and the one most consistently associated with muscle protein synthesis, anti-catabolism and endurance performance benefits. Leucine acts as the primary mTOR activator; isoleucine contributes to glucose uptake and haemoglobin production; valine provides cellular energy and contributes to nitrogen balance.

🛡️ Anti-catabolic protection during and after training During intense or prolonged exercise, when glycogen stores decline, the body can catabolise muscle protein as an alternative fuel source. BCAAs — and leucine in particular — compete directly with this catabolic process by providing readily available essential amino acids as fuel, and by activating the mTOR protein synthesis pathway that opposes muscle breakdown. BCAA Zero taken before or during training maintains a protective amino acid environment that reduces the net muscle protein loss per training session.

🔄 700mg L-glutamine for recovery and immune resilience Glutamine is the amino acid most rapidly depleted by intense exercise. Its inclusion at 700mg per serving adds an anti-catabolic and immune-support dimension to the formula that goes beyond what BCAAs alone provide. Glutamine also contributes to gut wall integrity and the maintenance of intestinal barrier function — a frequently overlooked aspect of athlete health during high training volumes.

⚡ Vitamin B6 (2mg, 143% NRV) for protein metabolism and fatigue reduction Vitamin B6 is a required coenzyme in amino acid metabolism — including the metabolism of the BCAAs and glutamine delivered in the same serving. Its inclusion in BCAA Zero ensures that the enzymatic machinery needed to process and utilise the amino acids in the formula is never the limiting factor. The 143% NRV dose (2mg) also carries the EU-authorised health claim for contributing to the reduction of tiredness and fatigue.

✅ Fully certified clean label — zero of everything unnecessary Sugar-free, aspartame-free, gluten-free, lactose-free, preservative-free. BCAA Zero is also vegan — the amino acids are fermentation-produced from plant substrates, making it one of the few fully vegan BCAA powders available with this level of flavour variety.

🎯 Goal guide

🏋️ Mass gain: 1 serving pre-workout or intra-workout. Supports muscle protein synthesis and anti-catabolism under caloric surplus training.

🔥 Weight loss / cutting: 1 serving during training. Near-zero calorie anti-catabolic protection during caloric deficit.

⚖️ Body recomposition: 1 serving intra-workout. Sustained amino acid coverage throughout high-frequency training sessions.

Serving suggestion

Mix 2 level scoops (9g) in 300ml of cold water using a shaker bottle. Consume 15 minutes before workout, or sip throughout the training session. On rest days, consume between meals. Do not exceed the recommended daily serving.

Best times to enjoy it

⏰ 15 minutes before training The recommended protocol: BCAAs enter the bloodstream rapidly as free-form amino acids (no digestion required), so taking BCAA Zero 15 minutes before training ensures peak plasma BCAA levels at the moment the session begins.

🏋️ During training (intra-workout) Sipping BCAA Zero throughout a training session maintains continuous BCAA and glutamine availability, providing ongoing anti-catabolic protection and leucine-driven protein synthesis signalling throughout every set.

📅 On rest days — between meals Between meals on non-training days, BCAA Zero provides a convenient zero-calorie amino acid top-up that helps maintain daily BCAA availability without adding meaningful calories or macronutrients.

🌙 Avoid late-evening unless caffeine-free approach is confirmed BCAA Zero contains no caffeine, making it suitable for consumption at any time of day including evening, without risk of sleep disruption.

Daily protein target reminder

BCAA Zero is an amino acid supplement, not a substitute for total daily protein intake from complete food sources. Current sports nutrition science recommends 1.6 to 2.2g of protein per kg of body weight per day for active individuals. For vegan athletes, targeting the upper end (1.8 to 2.2g/kg) is advised.

Goal-specific guidance

For mass gain: Take 1 serving 15 minutes before your resistance training session to saturate plasma BCAAs at the onset of training. Follow with a complete post-workout protein shake (whey or plant protein) for full amino acid coverage. The leucine in BCAA Zero primes the mTOR pathway before training; the protein shake sustains protein synthesis in the hours that follow.

For weight loss and cutting: At approximately 15 to 20 kcal per 9g serving (from the amino acids themselves), BCAA Zero is one of the lowest-calorie training support supplements available. Its anti-catabolic action — protecting muscle protein from exercise-induced breakdown — is particularly valuable during a caloric deficit, when both muscle catabolism and glutamine depletion are accelerated.

🏅 Sport Nutrition "Did you know?"

BCAAs are the only amino acids that are primarily metabolised in skeletal muscle rather than the liver. This makes them uniquely responsive to exercise demand — during training, muscles directly extract BCAAs from the bloodstream and oxidise them as fuel in proportion to exercise intensity and duration. This is why BCAA plasma levels drop during prolonged training even when dietary protein intake is adequate: the muscle is consuming them faster than the liver can replenish them from dietary sources. Supplementing with BCAA Zero before or during training directly replenishes this muscle-side pool, ensuring the body has a readily available amino acid substrate throughout the session rather than having to break down its own muscle protein to sustain the effort.

Full ingredient list by flavour group

🍎 Apple: 33% instant L-leucine (L-leucine, emulsifier: lecithins, maltodextrin), 17% L-isoleucine, 17% L-valine, flavourings, acid (citric acid), 8% L-glutamine, anti-caking agent (silicon dioxide), sweetener (sucralose, steviol glycosides), salt, colourant (tartrazine), pyridoxine hydrochloride (vitamin B6).

🥤 Cola: 33% instant L-leucine (L-leucine, emulsifier: lecithins, maltodextrin), 17% L-isoleucine, 17% L-valine, flavourings, acid (citric acid), 8% L-glutamine, anti-caking agent (silicon dioxide), sweetener (sucralose), salt, pyridoxine hydrochloride (vitamin B6), colourant (caramel).

🍊 Orange: 33% instant L-leucine (L-leucine, emulsifier: lecithins, maltodextrin), 17% L-isoleucine, 17% L-valine, flavourings, acid (citric acid), 8% L-glutamine, anti-caking agent (silicon dioxide), sweetener (sucralose), salt, pyridoxine hydrochloride (vitamin B6), colourant (tartrazine, allura red AC).

🍉 Watermelon: 33% instant L-leucine (L-leucine, emulsifier: lecithins, maltodextrin), 17% L-isoleucine, 17% L-valine, flavourings, acid (citric acid), 8% L-glutamine, anti-caking agent (silicon dioxide), sweetener (sucralose), salt, colourants (tartrazine, indigotine), pyridoxine hydrochloride (vitamin B6).

🍍 Pineapple-Mango: 33% instant L-leucine (L-leucine, emulsifier: lecithins, maltodextrin), 17% L-isoleucine, 17% L-valine, flavourings, acid (citric acid), 8% L-glutamine, anti-caking agent (silicon dioxide), sweetener (sucralose), salt, pyridoxine hydrochloride (vitamin B6), colourant (tartrazine, sunset yellow FCF).

🍑 Peach Iced Tea: 33% instant L-leucine (L-leucine, emulsifier: lecithins, maltodextrin), 17% L-isoleucine, 17% L-valine, flavourings, 8% L-glutamine, acid (citric acid), instant black tea (Camellia sinensis) leaf extract, anti-caking agent (silicon dioxide), sweetener (sucralose), salt, pyridoxine hydrochloride (vitamin B6).

🍇 Blue Grape: 33% instant L-leucine (L-leucine, emulsifier: lecithins, maltodextrin), 17% L-isoleucine, 17% L-valine, flavourings, 8% L-glutamine, acid (citric acid), sweetener (sucralose), anti-caking agent (silicon dioxide), salt, pyridoxine hydrochloride (vitamin B6), colourants (allura red AC, indigotine).

🍋 Lemon Iced Tea: 33% instant L-leucine (L-leucine, emulsifier: lecithins, maltodextrin), 17% L-isoleucine, 17% L-valine, flavourings, 8% L-glutamine, acid (citric acid), instant black tea (Camellia sinensis) leaf extract, anti-caking agent (silicon dioxide), sweetener (sucralose), salt, pyridoxine hydrochloride (vitamin B6).

🌴 Tropical Fruit: 33% instant L-leucine (L-leucine, emulsifier: lecithins, maltodextrin), 17% L-isoleucine, 17% L-valine, flavourings, acid (citric acid), 8% L-glutamine, anti-caking agent (silicon dioxide), sweetener (sucralose), salt, pyridoxine hydrochloride (vitamin B6), colourant (tartrazine, sunset yellow FCF).

Key ingredient breakdown

Allergens

Allergens: No major allergens in the formula. Made in a plant that also manufactures products containing milk, egg, gluten, soy, crustaceans, sulphur dioxide and nuts. Always refer to the current product label for the most up-to-date allergen information.

Product characteristics:

• Sugar-free
• Aspartame-free
• Gluten-free
• Lactose-free
• No preservatives
• Vegan (fermentation-produced amino acids)

Nutritional values per serving

Active ingredient profile per serving

*NRV: EU Nutrient Reference Value. No NRV established for amino acids or glutamine.

BCAA ratio breakdown

Bag duration guide

Q1 — Why does BCAA Zero use the 2:1:1 ratio rather than a higher leucine ratio like 10:1:1? The 2:1:1 ratio is the most extensively studied BCAA ratio in human clinical trials and the one most consistently associated with performance and recovery benefits. It approximates the natural proportional distribution of BCAAs found in whey protein and in human skeletal muscle tissue. While higher leucine ratios (such as 10:1:1) concentrate on maximising mTOR activation per gram of product, the 2:1:1 ratio provides a more balanced approach that also delivers meaningful amounts of isoleucine (for glucose uptake) and valine (for energy and nitrogen balance) alongside the leucine stimulus. For most athletes using BCAA Zero as a training support supplement alongside adequate dietary protein, the 2:1:1 ratio is the most evidence-grounded choice.

Q2 — Is BCAA Zero suitable for vegans? Yes. The L-leucine, L-isoleucine, L-valine and L-glutamine in BCAA Zero are produced through a fermentation process using plant-derived substrates, making them fully vegan-compatible. The formula contains no animal-derived ingredients. BCAA Zero is one of the few fully vegan BCAA powders that also offers a wide flavour range (9 variants in the 360g format).

Q3 — Can I take BCAA Zero on rest days? Yes. The brand recommends taking BCAA Zero between meals on rest days. This maintains daily plasma BCAA availability, supports the ongoing muscle repair processes that continue between training sessions, and provides the glutamine top-up that supports immune function during periods of high training load. On rest days, a single serving between lunch and dinner is the most practical protocol.

Q4 — Why does BCAA Zero contain instant L-leucine (with lecithins and maltodextrin) rather than standard L-leucine powder? Standard L-leucine powder is notoriously difficult to dissolve in water — it tends to float and clump at the surface regardless of how vigorously it is shaken. BiotechUSA uses "instant L-leucine" — a microencapsulated form where the leucine particles are coated with a thin layer of lecithins and maltodextrin using an instantising process. This dramatically improves wettability and dispersibility, ensuring the powder dissolves completely and evenly in 300ml of cold water with just a few shakes. The 33% concentration of instant leucine is why it appears first in the ingredient list.

Q5 — How many servings does the 360g bag provide and how long does it last? At 9g per serving, the 360g bag provides exactly 40 servings. At one serving per training day, this represents approximately 5 to 8 weeks of use for athletes training 5 to 6 times per week, or up to 10 weeks for those training 4 times per week. For athletes who use BCAA Zero both pre-workout and intra-workout (2 servings on training days), the bag lasts approximately 4 weeks.