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Purchase any 4.3kg Rule 1 Clean Gainer & receive a FREE R1 Hoodie!

Rule 1 Clean Gainer
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Clean Gainer
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Clean Protein Gainer for Lean Mass 

  • 3:1 Carbohydrate to Protein Formula
  • 30g Protein, 97+g Carbs & 560 Calories per Serve
  • Build Size & Mass Fast
  • Made in an FDA Inspected Facility
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Rule 1 Clean Gainer is a high-calorie lean mass gainer designed to support muscle growth and weight gain with high-quality nutrients. Each serving delivers a substantial 560 calories, primarily sourced from proteins and carbohydrates, making it suitable for individuals looking to build muscle mass effectively.

Key Features

  • High-Calorie Content: 560 calories per serving, ideal for muscle mass and weight gain.
  • Protein Source: Contains 30g of protein per serving, primarily from whey protein, known for its fast digestion and low-fat content.
  • Carbohydrate Blend: Includes 97+g of carbohydrates per serving from sources like maltodextrin, organic quinoa, and organic rice bran, providing energy and supporting muscle recovery.
  • Clean Ingredients: Free from creamers, soy protein, and artificial spiking.
  • Important Nutrients: Naturally occuring BCAAs and glutamine to help prevent muscle breakdown and support recovery. 

Rule 1 Clean Gainer stands out as an exemplary choice for athletes and bodybuilders aiming to increase muscle mass and body weight without compromising on the quality of ingredients. Its meticulously crafted formula combines a substantial caloric intake with a high protein content and a nutrient-rich carbohydrate blend, ensuring that each serving not only supports rigorous training demands but also enhances muscle recovery and growth.

Free from unnecessary fillers and harmful additives, this gainer promises a clean, efficient path to achieving your fitness goals. Whether you're looking to bulk up or ensure adequate nutritional intake during intense training periods, Rule 1 Clean Gainer is designed to deliver results, making it a trustworthy supplement for dedicated fitness enthusiasts.

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  • Who should use Rule 1 Clean Gainer?

    Rule 1 Clean Gainer is ideal for athletes, bodybuilders, and fitness enthusiasts who are looking to increase their muscle mass and caloric intake without adding unnecessary fat. It's also great for those who struggle to meet their calorie requirements through food alone.

  • How does Rule 1 Clean Gainer differ from other mass gainers?

    Unlike many mass gainers that are loaded with sugars and fats, Rule 1 Clean Gainer focuses on providing high-quality, clean ingredients such as whey protein isolate and complex carbohydrates from natural sources, ensuring a healthier approach to gaining mass.

  • How quickly can I expect to see results from using Rule 1 Clean Gainer?

    Results vary based on your diet, exercise regimen, and individual metabolism. Consistent use in conjunction with a well-structured training program should show results within a few weeks.

  • Can I use Rule 1 Clean Gainer as a meal replacement?

    While it is rich in nutrients, it's designed to supplement a balanced diet rather than replace meals. It's best used between meals or post-workout to help with muscle recovery and growth.

  • How many times a day should I take Rule 1 Clean Gainer?

    The recommended usage is two shakes per day, ideally in between meals to help meet calorie and nutrient needs without impacting your regular meal intake.

  • Can Rule 1 Clean Gainer be taken with other supplements?

    Yes, Rule 1 Clean Gainer can be combined with other supplements such as creatine, BCAAs, and pre-workouts, depending on your fitness goals and dietary needs. Always check with a Mr Supplement professional if you have concerns about supplement interactions.

  • Is it lactose free like the regular R1 protein?

    Unfortunately, it does contain lactose.

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Rule 1 Clean Gainer
Based on reviews collected by
Summary Of Reviews
Rule 1 R1 Clean Gainer is a highly appreciated product, with users expressing satisfaction with its taste and its lack of protein bloat. It appears to be a popular choice for those looking for a good protein supplement.
Tastes good
No protein bloat
Popular protein supplement choice
Summary generated automatically from the text of customer reviews.
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Rule 1 Clean Gainer
4.3kg / 30 Serves Chocolate Fudge + Free R1 Hoodie
Awesome product very satisfied no protein bloat and taste pretty good
Collected via Trustpilot
Daryl S
Rule 1 Clean Gainer
2.1kg / 15 Serves Vanilla Creme
Love it, best service from mr supplement, and best delivery time. Very happy thank you.
Collected via Trustpilot
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