Amino acid/Protein

L-Phenylalanine 500 mg

by Best Naturals · Tablet or Pill

Supplement facts from the label of L-Phenylalanine 500 mg by Best Naturals: L-Phenylalanine 500 mg.

Label of L-Phenylalanine 500 mg, Best Naturals
Label image: NIH DSLD · full label (PDF)
Serving size1 Tablet(s)
Servings per container180
Most servings a day on the label3
TypeAmino acid/Protein
Barcode817716014227
Label recordDSLD 306005 · entered 2024-02-22

Supplement Facts

IngredientPer serving% DVUpper limit (adults)
L-Phenylalanine500 mg——

Upper limits: NIH ODS Fact Sheets for Health Professionals. Compared only where the unit converts and the limit applies to the form on the label.

On the label

For: Adult (18 - 50 Years) · Gluten Free · Dairy Free · Sugar Free

Claim types: Nutrient · All Other · Structure/Function

Formula re: Contains: L-Phenylalanine, an essential amino acid, is a precursor of the amino acid tyrosine and a whole series of neurotransmitters and hormones. Because tyrosine is necessary for the synthesis of proteins and production of the nuerotransmitters dopamine and norepinephrine, L-Phenylalanine is also a direct precursor of PEA (phenylethylamine), another important neurotransmitter. Phenylalanine is an extreme

Suggested/Recommended/Usage/Directions: Suggested use: As a dietary supplement, take one (1) tablet one to three times daily as needed, preferably between meals.

Precautions re: Children: Keep out of the reach of children.

Precautions re: All Other: Do not use if safety seal is broken or missing.

Storage: Keep in a cool, dry place.

FDA Disclaimer Statement: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

This page repeats what the label says and the official upper limits for healthy adults. It is not medical advice: ask a doctor, pharmacist or registered dietitian about your own intake, especially if you are pregnant, take medicines or have a health condition.

Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).