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What is DL-Phenylalanine?

DL-Phenylalanine is marketed as a nutritional supplement for its reported analgesic and antidepressant activities.

Reported Purpose & Efficacy

Reasons and Efficacy
Purpose # of patients
# of patients with evaluations Efficacy
Major
Moderate
Slight
None
Can’t tell
Increase effect of another treatment 5 1 Efficacy_cant_tell
Pain 4 0
Support LDN treatment 4 1 Efficacy_moderate
General health 4 1 Efficacy_cant_tell
Fatigue 4 3 Efficacy_none Efficacy_cant_tell
Anxious mood 1 1 Efficacy_slight

See all 15 patients currently taking DL-Phenylalanine

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Reported Side Effects

Side effects as an overall problem

Severe
0
Moderate
0
Mild
1
None
7

Reported Dosages

  200 mg daily 300 mg daily 500 mg daily 1,000 mg daily 1,200 mg daily
  1 Number of Patients: 1 1 Number of Patients: 1 6 Number of Patients: 6 6 Number of Patients: 6 1 Number of Patients: 1  

Reported Stop Reasons

Why Patients Stopped Taking DL-Phenylalanine (multiple reasons could be selected)
Reason # Patients Percentage of patients
Other 4   Other: 50%
Did not seem to work 3   Did not seem to work: 38%
Not indicated 1   Not indicated: 13%

See all 8 patients who’ve stopped taking DL-Phenylalanine

Currently Taking DL-Phenylalanine

A bar graph

0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more
0
0
0

Stopped Taking DL-Phenylalanine

A bar graph

0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more
0
0
0

Reported Adherence, Burden & Cost See details from patient evaluations

Adherence

Taking treatment as prescribed

Adherence of DL-Phenylalanine

Always
5 63%
Usually
1 13%
Sometimes
1 13%
Never
1 13%

Burden

Difficulty being on treatment

Burden of DL-Phenylalanine

Very
0 0%
Somewhat
2 25%
A little
1 13%
Not at all
5 63%

Cost

Paid out of pocket

Cost of DL-Phenylalanine

$200+
0 0%
$100-199
0 0%
$50-99
0 0%
$25-49
0 0%
< $25
4 100%

Report created on February 10, 2012.