DL Phenylalanine is obtained both through dietary sources and supplements. It is naturally found in high-protein foods such as eggs, chicken, liver, beef, milk, and soybeans. In addition to these natural sources, DL Phenylalanine can also be synthesized for use in dietary supplements, providing a versatile means of intake.

Also Known As

DL Phenylalanine is recognized by its chemical name and known across various contexts. Here are alternative names for it:

  • (S)-2-Amino-3-phenylpropanoic acid


DL Phenylalanine is used in a wide range of applications, primarily for its potential benefits in managing various health conditions. It is commonly used to address depression, ADHD, Parkinson’s disease, and chronic pain, including discomfort from osteoarthritis and rheumatoid arthritis. Additionally, it has applications in helping with alcohol withdrawal symptoms and treating vitiligo, a condition that affects skin pigmentation.


DL Phenylalanine is a synthetic form of phenylalanine, an amino acid essential for various bodily functions. It plays a significant role in the production of neurotransmitters and has been researched for its therapeutic potential in several conditions. Key points include:

  • It has potential benefits for mental health, particularly in depression and ADHD.
  • It may offer relief for chronic pain conditions such as osteoarthritis and rheumatoid arthritis.
  • DL Phenylalanine is studied for its effectiveness in treating vitiligo and assisting in alcohol withdrawal.

Common Dosage

The common dosage for DL Phenylalanine is around 33 mg/kg of body weight per day. This guideline can help individuals and healthcare providers determine an appropriate amount based on individual body weight and health needs.


DL Phenylalanine is a versatile amino acid, available both through dietary sources and as a supplement. It is employed in the treatment and management of a variety of conditions, from mental health issues like depression and ADHD to chronic pain and skin diseases. Its synthetic form enables precise dosage and targeted therapy.

  • Sourced from both natural foods and synthesized for supplements.
  • Used in managing a range of health conditions, including mental health and chronic pain.
  • Common dosage guideline is 33 mg/kg of body weight per day.

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