Threonine (Amino Acid)

Threonine is an essential amino acid, meaning it cannot be produced by the body and must be obtained through diet. It is found in a variety of protein-rich foods such as meat, dairy, and certain plant-based sources like soy. In hair care, Threonine is a key player in promoting healthy hair by supporting the production of proteins, such as keratin, which are essential for maintaining hair structure, strength, and overall health.

Threonine is critical for the synthesis of proteins like keratin, the structural protein that makes up the majority of hair fibres. By supporting keratin production, Threonine helps to ensure the strength and integrity of the hair, reducing the likelihood of breakage, split ends, and damage from external stressors. This strengthens hair and improves its resilience over time.

Threonine plays an important role in maintaining moisture balance in the hair. It helps retain water, preventing hair from becoming dry and brittle. Well-moisturized hair is softer, shinier, and more flexible, making Threonine particularly beneficial for individuals with dry or frizzy hair. The amino acid ensures that hair stays hydrated, which in turn enhances its smoothness and texture.

By helping to maintain the integrity of keratin and supporting hydration, Threonine contributes to the elasticity of hair. Hair with improved elasticity is more flexible and can better withstand bending or stretching without breaking. This helps to keep hair healthier and less prone to damage from styling, combing, or environmental factors.

Threonine’s moisturizing properties extend to the scalp as well. A well-moisturized scalp is crucial for preventing issues like dryness, irritation, and flakiness, which can hinder healthy hair growth. By supporting a balanced scalp environment, Threonine helps promote optimal conditions for the growth of strong, healthy hair.

Threonine’s role in protein synthesis makes it essential for repairing damaged hair. It helps replenish lost proteins and strengthens weakened hair fibres, restoring their natural vitality and lustre. This is particularly beneficial for those with damaged or over-processed hair, as it aids in the recovery of hair’s natural strength and resilience.

With its ability to support hydration and maintain the strength of the hair, Threonine can contribute to a smoother and more manageable texture. The result is hair that feels soft, silky, and has improved movement. Additionally, Threonine helps reduce frizz by ensuring that moisture is properly retained in the hair.