Isoleucine

Isoleucine is an essential branched-chain amino acid (BCAA) that plays a crucial role in muscle metabolism, energy production, and immune function.

  • Immune system

  • Skin health

  • Workout performance

Origin of Ingredient

Isoleucine is one of the three branched-chain amino acids, found abundantly in protein-rich foods such as meat, fish, eggs, dairy products, and legumes. It is classified as an essential amino acid, meaning the body cannot synthesize it, and it must be obtained through diet or supplementation.

History of Ingredient

The importance of isoleucine, along with other BCAAs, was recognized in the early 20th century when researchers began to understand the role of amino acids in protein synthesis and muscle metabolism. Athletes and bodybuilders have since utilized isoleucine supplements to enhance muscle recovery and performance, making it a staple in sports nutrition.

Scientific Makeup of Ingredient

Isoleucine is a branched-chain amino acid with a unique structure that allows it to be directly metabolized in muscle tissue. This property makes it particularly important for muscle recovery and energy production during exercise. Isoleucine also plays a role in hemoglobin synthesis and the regulation of blood sugar levels.

Studies have shown that isoleucine, along with leucine and valine, supports muscle protein synthesis and reduces muscle breakdown during and after exercise. Research indicates that isoleucine supplementation can improve endurance, enhance muscle recovery, and reduce exercise-induced muscle soreness. Additionally, isoleucine has been found to support immune function and assist in the regulation of energy metabolism.

Isoleucine is widely approved for use in dietary supplements and sports nutrition products in many countries, including the United States, the European Union, and various other regions. Legal claims about isoleucine include its benefits for muscle recovery, energy production, and immune support. Always ensure compliance with local regulatory guidelines when making specific health claims.

Health claims on food supplements in the UK and EU must be authorised, and our technical and quality team checks label wording for compliance before a label is approved.

Similar ingredients

Lion’s Mane

Lion’s Mane

  • Supports brain health and cognitive function.
  • Enhances nerve growth and repair.
  • Boosts immune system function.
  • Brain health

  • Immune system

  • Metabolism

Rice Protein

Rice Protein

  • Supports muscle building and recovery.
  • Aids in weight management and satiety.
  • Suitable for those with dietary restrictions and sensitivities.
  • Metabolism

  • Weight management

  • Workout performance

Jerusalem artichoke

Jerusalem artichoke

  • Supports digestive health.
  • Boosts immune function.
  • Aids in blood sugar regulation.
  • Digestion

  • Immune system

  • Sleep

Rheum Extract

Rheum Extract

  • Supports healthy digestion and relieves constipation.
  • Promotes overall gastrointestinal health.
  • Provides anti-inflammatory benefits to the digestive tract.
  • Anti-inflammatory

  • Digestion

  • Workout performance

Copper

Copper

  • Promotes healthy skin and hair
  • Aids in red blood cell production
  • Supports immune health
  • Immune system

  • Metabolism

  • Skin health

Jambolan seed

Jambolan seed

  • Helps in regulating blood sugar levels.
  • Promotes digestive health.
  • Supports immune function.
  • Digestion

  • Immune system

  • Sleep

Taurine

Taurine

  • A staple of energy and pre-workout formulations.
  • Highly soluble and stable in liquids and powders.
  • Well-established safety profile at typical doses.
  • Brain health

  • Cardio health

  • Workout performance

Ashwagandha

Ashwagandha

  • Reduces stress and anxiety by regulating cortisol levels.
  • Enhances cognitive function and memory.
  • Boosts physical performance and strength.
  • Brain health

  • Mood regulation

  • Workout performance

Branded

OptiMSM®

OptiMSM®

  • Supports joint health and mobility.
  • Reduces inflammation and pain.
  • Promotes healthy skin, hair, and nails.
  • Anti-inflammatory

  • Skin health

  • Workout performance

NMN

NMN

  • Enhances energy production and metabolism.
  • Supports DNA repair and cellular health.
  • Promotes healthy aging and longevity.
  • Metabolism

  • Sleep

  • Workout performance