English version in progress: interface and data are in English; some explanatory text is still in Chinese.
L-Arginine & L-Citrulline
GNC · United States · other · 120 Caplet(s)
Per day
| Ingredient | Per day | % DV | % of limit |
|---|---|---|---|
| L-Arginine | 500 mg | — | 6% |
| L-Citrulline | 500 mg | — | — |
Who's behind it
Company GNC · United States brand_owner unverified [source]
- Ultimate owner Harbin Pharmaceutical Group Co., Ltd. unverified [source]
Label source：US NIH DSLD · NIH ODS Dietary Supplement Label Database (DSLD) API v9 · US Government work (public domain) · 2026-10-26
Label ingredients (per serving)
| Ingredient | Label value | Cleaned | Data check |
|---|---|---|---|
| L-Arginine L-Arginine Hydrochloride |
500 mg | 500 mg | ok |
| L-Citrulline | 500 mg | 500 mg | ok |
| Microcrystalline Cellulose | — | — | |
| Hydroxypropylcellulose | — | — | |
| Stearic Acid | — | — | |
| modified Cellulose Gum | — | — | |
| Calcium Silicate | — | — | |
| Ethylcellulose | — | — | |
| Magnesium Stearate | — | — | |
| Silicon Dioxide | — | — | |
| Carnauba wax | — | — | |
| Triacetin | — | — | |
| Diacetylated Monoglycerides | — | — | |
| Oleic Acid | — | — | |
| Polyethylene Glycol | — | — |
Label data from official national databases and brand websites, as declared; not lab-verified.
For information only; not medical advice. Talk to a doctor or pharmacist before starting or stopping any supplement.