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Source 7 Protein

Source 7 Protein by Rule 1 is a premium protein blend that combines seven high-quality protein sources in each ultra-creamy, deliciously smooth shake. Delicious taste is complemented by easy solubility and 22g of quality protein per serving.

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Milk chocolate
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22,01 €
Estimated delivery 15. 10. 2026

Product description Source 7 Protein

What is Source 7 Protein?

A multi-ingredient protein complex. This blend combines four fast-absorbing whey proteins, milk isolate, pea protein, and slow-digesting micellar casein. Each scoop provides 10+ grams of essential amino acids with a gradual release to meet the body's needs morning, noon, and night.

Each serving delivers 22 g of protein from seven sources with varying rates of digestion - from fast-absorbing to gradual-release. This ensures versatile use and exceptional taste.

Protein sources:

  • Whey Protein Isolate
  • Whey Protein Concentrate (whey protein concentrate)
  • Hydrolyzed Whey Protein (hydrolyzed whey protein)
  • Native Whey Protein Isolate
  • Micellar Casein
  • Milk Protein Isolate
  • Pea Protein (pea protein)

Natural amino acid content: 10 g+ essential amino acids (EAAs), 7 g+ conditionally essential amino acids (CEAAs), 4 g+ non-essential amino acids (NEAAs).

Source 7 Protein is suitable after training, between meals, as a quick snack or whenever you need to replenish quality protein.

Recommended Daily Dosage Rule 1 Source 7 Protein:

  • Mix 1 scoop with 180-240ml of cold water, milk or your favourite beverage in a shaker or glass. For variety, add fruit, nut butters, or stir the protein into yogurt or porridge.

Please note: A dietary supplement especially suitable for athletes. It is not a substitute for a varied diet. Do not exceed the recommended daily dosage. Keep out of reach of children! Not suitable for children, pregnant and breastfeeding women. Store in a dry place and at a temperature below 25 °C. Do not expose to direct sunlight. Protect from frost. The manufacturer is not liable for defects caused by improper storage and use. Values are naturally occurring in the protein sources used. Nutritional data may vary slightly by package variant. The product is regularly tested for the presence of banned substances by the LGC recognised anti-doping laboratory - suitable for elite and recreational athletes.


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