NeuroAmino-SP (K-44)

product on market Capsule Apex Energetics 🟢 Safety: 100/100
Brand: Apex Energetics
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

1 Vegetarian Capsule(s) Serving Size
90 Servings
Other Combinations Product Type
67% Evidence Coverage

Supplement Facts — Evidence Check

L-Phenylalanine
200 mg
100 mg
✅ Within RDA (0.2× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 100mg UL 3500mg
100 mg
📊 Market median: 500.0mg (223 products) 📚 22 studies (Tier A: 0, B: 1)
This product: 100mg
100 mg
📊 Market median: 500.0mg (223 products) 📚 22 studies (Tier A: 0, B: 1)
This product: 100mg
40 mg
📊 Market median: 500.0mg (70 products)
Median 500.0mg This product: 40mg
40 mg
📊 Market median: 100.0mg (116 products) 📚 15 studies (Tier A: 0, B: 3)
This product: 40mg

Other Ingredients

Vegetarian Capsule Cellulose

Label Claims — Verification

❓ Nutrient
❓ All Other
❓ Structure/Function
All Other (100% of products) Structure/Function (90% of products) Nutrient (61% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested Use: Take 1 capsule 3 times a day, or as directed by your healthcare professional.

⚠️ Warnings & Precautions

Warning: This product contains 5-HTP.

Consult your healthcare professional before use if pregnant, nursing, taking antidepressants or other medications, or for any use by minors.

Consult your healthcare professional before use if pregnant, nursing, taking antidepressants or other medications, or for any use by minors.

Do not use if safety seal is broken or missing.

Keep out of reach of children.

For nutritional use only.

🧪 Formulation Notes

Warning: This product contains 5-HTP.

Additional Information

Nutritional complexes

Storage instructions: Store at room temperature away from direct sunlight. Keep this bottle tightly closed.

Product Details

DSLD Entry Date 2019-09-24
Product Type Other Combinations
Form Capsule
Brand Apex Energetics
DSLD ID 206621
Data Updated 2026-04-11

Research Evidence

29 Research Sources
48 Avg Quality Score
19 Rct
5 Meta Analysis
3 Systematic Review
2 Clinical Trial
B Prebiotic and probiotic supplementation and the tryptophan-kynurenine pathway: A systematic review and meta analysis
Meta Analysis Neuroscience and biobehavioral reviews 2021
PubMed DOI
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2001
PubMed Cochrane
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2002
PubMed Cochrane
B The impact of tryptophan supplementation on sleep quality: a systematic review, meta-analysis, and meta-regression
Meta Analysis Nutrition reviews 2022
PubMed DOI
B No effects of acute tryptophan depletion on anxiety or mood in weight-recovered female patients with anorexia nervosa
Rct European archives of psychiatry and clinical neuroscience 2023
PubMed DOI
C The association between tryptophan levels and postpartum mood disorders: a systematic review and meta-analysis
Meta Analysis BMC psychiatry 2022
PubMed DOI
C A systematic review of the effect of L-tryptophan supplementation on mood and emotional functioning
Systematic Review Journal of dietary supplements 2021
PubMed DOI
C Comparison between Acupuncture and Nutraceutical Treatment with Migratens® in Patients with Fibromyalgia Syndrome: A Prospective Randomized Clinical Trial.
Rct Nutrients
PubMed DOI
C Intake of Lactiplantibacillus plantarum HEAL9 Improves Cognition in Moderately Stressed Subjects: A Randomized Controlled Study.
Rct Nutrients
PubMed DOI
C Are tryptophan and 5-hydroxytryptophan effective treatments for depression? A meta-analysis
Meta Analysis The Australian and New Zealand journal of psychiatry 2002
PubMed
View all evidence for Tryptophan →

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