ISOTOPE 100% WHEY ISOLATE -5 LB

Nutritional Information — Redcon1 Isotope 100% Whey Isolate 5LB

Serving size: 1 scoop (32g). Servings per container: 71.

Note: Nutritional values shown are based on publicly available label data. Values may vary slightly between flavour variants. Per-100g figures are estimates calculated from per-serving data. BCAA and EAA figures reflect naturally occurring amounts within the isolate matrix. Client to verify all figures against the specific physical product label before publishing.

Key Ingredients

Understanding the full amino acid profile of a whey isolate formula helps explain why the 6g BCAA and 15g EAA content per serving is relevant beyond headline protein numbers. For those evaluating whether a pure isolate is worth the investment over concentrate, the practical comparison of isolate vs concentrate in terms of cost and performance provides a clear framework.

Disclaimer: This product is a dietary supplement and should not be used as a substitute for a varied, balanced diet. Not intended for individuals under 18 years of age. Not suitable for individuals with milk allergies. Do not use if pregnant or nursing. If you have a pre-existing medical condition or are taking prescription medication, consult a healthcare professional before use. Contains milk. Manufactured on shared equipment that may process products containing egg, soy, peanuts, tree nuts, wheat, shellfish, and fish.

Key Benefits of Redcon1 Isotope 100% Whey Isolate 5LB

Triple Isolate Matrix for Maximum Purity and Multi-Phase Absorption

Isotope is the only formula in its category that combines three distinct whey isolate processing methods in a single product. Cold-processed microfiltered isolate preserves naturally occurring bioactive fractions. Ion-exchanged isolate delivers the highest possible protein percentage per gram. Hydrolysed isolate provides the fastest amino acid absorption rate of any whey source. Together, these three sources create a broader and faster amino acid delivery profile than any single-source isolate can achieve — giving muscle tissue an immediate, potent, and prolonged anabolic stimulus with every serving. Read our guide on hydrolyzed protein vs isolate for post-workout recovery speed.

25g of Ultra-Pure Protein at Just 120 Calories Per Serving

Each scoop of Isotope delivers 25g of protein from a triple isolate matrix at just 120 calories — one of the most macro-efficient protein-to-calorie ratios available in any supplement at Sports One. With zero sugar, zero lactose, and virtually no fat, every calorie in Isotope is doing meaningful nutritional work. For athletes in a caloric deficit or strict body recomposition phase, this profile eliminates the trade-off between hitting protein targets and managing daily calorie intake. Find the best whey protein isolate price in Pakistan at Sports One.

6g BCAAs and 15g EAAs Per Serving for Complete Muscle Recovery

Isotope provides approximately 6g of branched-chain amino acids and 15g of essential amino acids per serving — all naturally occurring within the isolate matrix, not spiked in separately. The BCAA content drives immediate anabolic signalling through leucine activation of the mTOR pathway, while the full 15g EAA profile ensures complete muscle protein synthesis rather than a partial response limited by the absence of any individual essential amino acid. Read more about what BCAAs do and when to take them.

Zero Lactose for Superior Digestive Tolerance

The triple isolate processing approach used in Isotope removes virtually all residual lactose from the final formula, making it one of the most digestion-friendly whey protein options available. For the significant proportion of users who experience bloating, gas, or discomfort with standard whey concentrate, Isotope eliminates these issues entirely — making consistent daily supplementation a comfortable reality rather than a compromise. Read our guide on benefits of hydrolyzed whey protein for sensitive stomachs.

Ideal for Cutting — Zero Sugar, Controlled Sodium, Clean Macros

With zero sugar, 3g of total carbohydrates, 0.5g of fat, and just 85mg of sodium per serving, Isotope is specifically suited to athletes managing a caloric deficit or strict macro plan. High-purity isolate during a cutting phase serves two critical functions simultaneously: preserving lean muscle that would otherwise be lost during caloric restriction, and maintaining satiety between meals through the high thermic effect and appetite-suppressing properties of protein. Read our guide on how to use whey protein isolate for weight loss.

71 Servings Per 5LB Container for Outstanding Long-Term Value

The 5LB format provides 71 full servings — approximately 10 to 11 weeks of daily supply at one scoop per day. For athletes committed to consistent daily isolate supplementation, the 5LB size delivers one of the lowest cost-per-serving ratios in the isolate category at Sports One, significantly reducing the per-serving cost compared to smaller containers. Compare the best protein powder prices in Pakistan at Sports One.

Clean, Effortless Mixability Every Time

Isotope’s cellulose and xanthan gum blend produces a smooth, clump-free shake with minimal foam in water, milk, or any preferred beverage. The formula dissolves fully within 20 to 25 seconds of shaking, with no gritty residue and no separation on standing. A protein that mixes cleanly and consistently is one that gets used daily — and daily consistency is the single most important factor in long-term supplementation results. Read our guide on quick protein shakes with milk or water.

How to Use Redcon1 Isotope Whey Isolate

Preparation Instructions

Mix one scoop (32g) of Isotope with 120-180ml (4-6 oz) of cold water or your preferred beverage in a shaker bottle. Seal and shake for 20-25 seconds. Isotope dissolves cleanly with minimal foam due to its gum-based texture system, and does not require milk to achieve a smooth consistency, though milk can be used for a creamier result. For additional protein support, up to three servings per day can be used. Consume post-workout or at any point in the day when a clean, fast-digesting protein source is needed.

Timing Tips

• Post-workout (primary window): Take within 30-45 minutes of completing your training session. The hydrolysed isolate component in the triple matrix begins releasing amino acids into the bloodstream rapidly, making this the most impactful window. Understanding why the post-workout protein window matters reinforces why timing Isotope correctly amplifies its value.
• Morning: A serving on waking breaks the overnight fast and initiates muscle protein synthesis early. With zero sugar and only 120 calories, it can be taken on its own or alongside a whole-food breakfast without disrupting calorie targets.
• Between meals: Isotope functions as a clean protein bridge between meals, suppressing hunger without adding unnecessary fat or carbohydrates to the daily intake.
• Pre-sleep (optional): While a slower-digesting casein protein is the more typical overnight option, a single scoop of Isotope can supplement overnight recovery on lower-calorie days when a lighter option is preferred.

Recommended Stack

Pair Isotope with a daily creatine supplement to cover the strength and muscle volume component that protein alone does not address. On training days, a pre-workout before training and Isotope immediately after creates a highly effective session-and-recovery sequence. For days where additional intra-workout amino acid support is needed, a BCAA supplement taken during training complements the EAAs already present in Isotope’s formula.

Storage Instructions

Store in a cool, dry place away from direct sunlight and moisture. Keep the lid tightly sealed after every use. Do not expose to high heat or refrigerate. Ideal storage temperature is below 25°C. For reference on how long an opened isolate tub remains effective, see guidance on shelf life after opening.

Warnings

Not intended for individuals with milk allergies. Not suitable for individuals under 18 years of age. Do not use if pregnant or nursing. If you have a pre-existing medical condition or are currently taking prescription medication, consult a healthcare professional before use. This product is a dietary supplement and is not intended to replace whole food meals. Manufactured on shared equipment that may also process egg, soy, peanuts, tree nuts, wheat, shellfish, and fish. Store out of reach of children.

Why Buy Redcon1 Isotope from Sports One

Sports One International is Pakistan’s authorised distributor of Halal-certified supplements since 2002. Every unit of Redcon1 Isotope 100% Whey Isolate 5LB sold through Sports One is 100% genuine, properly imported, and backed by official distributor agreements. Know how to confirm a supplement is original before purchasing anywhere, and understand why suspiciously low prices signal serious risk to your health and results. Find us in Lahore, Karachi, Islamabad, and Gujranwala or order online with fast nationwide delivery.

The Science Behind Redcon1 Isotope

Whey Protein Isolate and Muscle Protein Synthesis

Whey protein isolate consistently ranks among the highest-quality protein sources for stimulating muscle protein synthesis due to its rapid absorption kinetics and high leucine content. A foundational study in the American Journal of Clinical Nutrition (PubMed PMID 19056590) established that 20-25g of high-quality whey protein per serving maximises the post-exercise muscle protein synthesis response in resistance-trained individuals, precisely the dose Isotope delivers per scoop.

The Triple Isolate Matrix and Absorption Diversity

Isotope uses three distinct whey isolate processing methods: cold-processed microfiltration, ion-exchange, and hydrolysis. Each yields a different peptide size distribution and absorption rate. Research published in the Journal of Science and Medicine in Sport (PubMed PMID 16937979) demonstrated that hydrolysed whey produced significantly faster plasma amino acid elevation than intact whey post-exercise, supporting the inclusion of a hydrolysed fraction within a broader isolate matrix to accelerate early-phase amino acid delivery.

Whey Isolate, Lean Body Composition, and Fat Loss

The zero-sugar, ultra-low-fat profile of Isotope is directly relevant for athletes managing body composition. A review published in the American Journal of Clinical Nutrition (PubMed PMID 22150425) found that high-quality protein supplementation during a caloric deficit significantly preserved lean mass while reducing fat mass, with whey isolate identified as particularly effective due to its leucine density and fast absorption. For athletes in a cutting phase, this evidence directly supports Isotope as the protein of choice.

BCAAs, EAAs, and Complete Muscle Recovery

Isotope provides approximately 6g of BCAAs and 15g of EAAs per serving, both naturally occurring within the isolate matrix. The ISSN position stand on protein and exercise, published in the Journal of the International Society of Sports Nutrition, confirms that complete essential amino acid profiles, particularly with adequate leucine, are the primary driver of post-exercise anabolic signalling and muscle tissue repair, making the EAA completeness of a pure isolate formula a meaningful advantage over incomplete protein sources.

Lactose-Free Protein and Digestive Tolerance

The near-complete removal of lactose during the isolate production process is clinically significant for a substantial proportion of the population. Research reviewed at the NIH National Library of Medicine (PMC6566799) confirmed that whey isolate products with minimal residual lactose produce substantially fewer gastrointestinal symptoms in lactose-sensitive individuals compared to concentrate-based formulas, supporting Isotope as the appropriate choice for those who experience bloating or discomfort from standard whey products.

Frequently Asked Questions — Redcon1 Isotope 100% Whey Isolate 5LB

What is Redcon1 Isotope used for?

Redcon1 Isotope is a 100% whey protein isolate supplement used to support lean muscle growth, accelerate post-workout recovery, and help athletes meet their daily protein requirements with precision. It delivers 25g of ultra-pure protein per serving at just 120 calories, with zero sugar, zero lactose, and zero gluten, making it suitable for post-workout consumption, between meals, or first thing in the morning as part of a clean, performance-focused diet.

How do I prepare Redcon1 Isotope?

Mix one scoop (32g) with 120-180ml (4-6 oz) of cold water or your preferred beverage in a shaker bottle. Shake for 20-25 seconds until fully dissolved. Isotope mixes cleanly with very little foam and no gritty residue. For a creamier texture, milk can be used. For additional daily protein support, up to three servings per day are permitted.

Is Redcon1 Isotope Halal?

Sports One International is Pakistan’s authorised distributor of Halal-certified, officially imported supplements since 2002. All Redcon1 products sold through Sports One are verified genuine and properly imported through official channels. For specific Halal certification queries, visit the authorised distributor and Halal certification page or contact Sports One directly.

What makes Isotope different from a regular whey protein?

Isotope uses a triple-source isolate matrix combining cold-processed microfiltered, ion-exchanged, and hydrolysed whey protein isolate. This means it is more extensively processed than standard concentrate, removing virtually all fat, carbohydrates, lactose, and impurities. The result is a protein that is faster absorbing, easier to digest, significantly lower in calories per gram of protein, and far more suitable for lactose-sensitive individuals. A detailed comparison of isolate versus regular whey in practical terms explains these differences further.

Is Redcon1 Isotope suitable for people with lactose intolerance?

Yes. Isotope is 100% lactose-free. The extensive filtration and ion-exchange processing used to produce the isolate matrix removes virtually all residual lactose from the final product. This makes it one of the most digestion-friendly whey protein options available, particularly for individuals who experience bloating, gas, or discomfort when using standard whey concentrate products. See how isolate specifically serves lactose-intolerant individuals for more context.

Can I stack Redcon1 Isotope with other supplements?

Yes. Isotope works as the protein foundation of any performance stack. The most effective additions are a daily creatine supplement for strength and muscle volume, a pre-workout for training intensity, and a BCAA product intra-workout for additional amino acid coverage during the session. Since Isotope itself contains no stimulants, creatine, or hormonal compounds, it stacks cleanly with any other supplement in your routine.

Is Redcon1 Isotope good for weight loss?

Yes. Isotope’s zero-sugar, 120-calorie, 25g-protein profile makes it one of the most macro-efficient protein options available for those managing a caloric deficit. High protein intake during a fat-loss phase preserves lean muscle mass, maintains satiety between meals, and supports a higher resting metabolic rate. For a detailed look at how to use a pure isolate effectively within a weight management plan, see how isolate specifically supports fat loss goals.

How long does the 5LB tub of Isotope last?

The 5LB container provides 71 servings at one scoop per day, lasting approximately 10-11 weeks. At two scoops per day, such as morning and post-workout, it lasts around 5-6 weeks. The 5LB size offers significantly better value per serving than the 1LB or 2LB formats and is the recommended choice for anyone using Isotope consistently as part of a structured training and nutrition programme.