D,L-Phenylalanine, 500mg from Life Extension is a single-ingredient amino acid supplement in vegetarian capsule form, with each capsule providing 500mg of DL-phenylalanine. It’s aimed at people who want this specific amino acid on its own rather than as part of a multi-ingredient amino acid blend.
Key details
- Brand: Life Extension
- Format: vegetarian capsules (vcaps), 500mg per capsule
- Servings per pack: 100
- Pack weight: 0.1 kg
- EAN: 737870167112
Good to know
Phenylalanine is an amino acid, and no EU-authorised nutrient function claim applies to it here, so this listing describes only the format and stated content rather than any effect. As with any single-ingredient amino acid product, always follow the serving size and usage directions printed on the label rather than assuming a dose. See more single-ingredient options in Amino Acids and BCAAs.
Composition
Vegetable cellulose (capsule), microcrystalline cellulose, vegetable stearate.
How to use
Serving size: 1 Capsule(s). Daily servings: 1-2. Take one capsule one or two times daily.









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