RN Labs DL-Phenylalanine Powder 50g
RN Labs DL-Phenylalanine Powder 50g

DL-Phenylalanine Powder 50g

$59.95 AUD

Key Benefits

  • Supports mood and mental clarity
  • Supports healthy pain response
  • Supports energy and vitality
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Practitioner-grade support. Always read the label and follow the directions for use.

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Synergistic Amino Acid for Mind & Body

DL-Phenylalanine combines the D and L forms of this essential amino acid, serving as a precursor to crucial neurotransmitters. This blend offers both cognitive and physical benefits, from mood regulation to potential pain management. Crafted with precision and without additives, it's a tool for holistic well-being. 

Supports mood and mental clarity

Supports healthy pain response

Supports energy and vitality


DL-phenylalanine 1 g


For adults, begin with a small dose, adjusting as needed. Consult a healthcare professional for the recommended dosage.

  • Due to potentially impaired metabolism, caution supplementing in those taking MAOI medications.
  • It may compete with L-Dopa medications for transport across the blood-brain barrier (separate doses).
  • DL-Phenylalanine has not been extensively tested for its effects during pregnancy.
  • Health practitioners may prefer to avoid its use during pregnancy or lactation unless confident that its impact can be reasonably deemed to be safe or beneficial.
  • Always read the label.
  • Dietary supplements should not replace a balanced diet.
  • If symptoms persist, worsen or change unexpectedly, consult your healthcare professional.
DL-PHENYLALANINE FAQSCommon questions about DL-Phenylalanine Powder 50g
What is DL-Phenylalanine used for?

DL-Phenylalanine is used to support mood, mental clarity, healthy pain response, energy, vitality, and neurotransmitter balance.

What is DL-Phenylalanine?

DL-Phenylalanine is a blend of the D and L forms of phenylalanine, an essential amino acid involved in neurotransmitter pathways.

How is DL-Phenylalanine different from L-Phenylalanine?

L-Phenylalanine is mainly used by the body as a precursor to neurotransmitters such as dopamine and noradrenaline. DL-Phenylalanine combines both D and L forms, giving it a broader mood, mental clarity, and healthy pain response focus.

Can DL-Phenylalanine support mood and motivation?

Yes. DL-Phenylalanine may support mood, motivation, and mental clarity by helping provide building blocks for neurotransmitter production.

Can DL-Phenylalanine support healthy pain response?

Yes. DL-Phenylalanine is positioned to support a healthy pain response. If pain is persistent, worsening, unexplained, or affecting daily life, speak with a healthcare professional.

Can DL-Phenylalanine support energy and vitality?

Yes. DL-Phenylalanine may support energy and vitality through its role in neurotransmitter pathways linked with alertness, drive, and mental performance.

How much DL-Phenylalanine is in each dose?

The product page lists DL-phenylalanine 1 g. Start with a small amount and adjust only as needed or as advised by a healthcare practitioner.

How should adults take DL-Phenylalanine Powder?

Adults should begin with a small dose and adjust as needed. Follow the label directions or use as recommended by your healthcare practitioner.

Can I take DL-Phenylalanine with mood or dopamine-related medication?

Speak with your healthcare professional before using DL-Phenylalanine if you take medication that affects mood, dopamine, or neurotransmitters. Use caution with MAOI medications, and separate it from L-Dopa medications unless your practitioner advises otherwise.

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