Merchient’s ingredient library
The library supports 4 wordings for L-glutamine; the strongest is “Helps restore blood glutamine levels that drop after hard physical stress, such as long, exhausting exercise” (moderate, 5-9 g a day). Avoid wording that names or implies a disease, a drug or a treatment, such as “Heals IBS, Crohn’s disease or ulcerative colitis”.
Also called: Glutamine
Reviewed
Not legal advice. This guide shows the wording that published evidence supports at a daily dose, from the sources linked below; it is not a ruling on any claim. Your own product, its form and dose, and your own evidence still need to match the wording you use.
Supported wordings
Moderate evidenceWording 1
Claims Facts
“Helps restore blood glutamine levels that drop after hard physical stress, such as long, exhausting exercise.”
| Daily dose | 5-9 g a day |
|---|---|
| Support | Health Canada lists it at 5-9 g a day; no other listed source covers it. |
| Dose details | Adults 18 and older. Health Canada ties these uses to periods of physical stress such as prolonged, exhausting exercise. |
| Form | L-glutamine |
| Source | Health Canada monograph: L-Glutamine |
Moderate evidenceWording 2
Claims Facts
“Helps support immune health after periods of physical stress.”
| Daily dose | 5-9 g a day |
|---|---|
| Support | Health Canada lists it at 5-9 g a day; no other listed source covers it. |
| Dose details | Adults 18 and older. Health Canada ties these uses to periods of physical stress such as prolonged, exhausting exercise. |
| Form | L-glutamine |
| Source | Health Canada monograph: L-Glutamine |
Moderate evidenceWording 3
Claims Facts
“Helps support digestive health after periods of physical stress.”
| Daily dose | 5-9 g a day |
|---|---|
| Support | Health Canada lists it at 5-9 g a day; no other listed source covers it. |
| Dose details | Adults 18 and older. Health Canada ties these uses to periods of physical stress such as prolonged, exhausting exercise. |
| Form | L-glutamine |
| Source | Health Canada monograph: L-Glutamine |
Moderate evidenceWording 4
Claims Facts
“Helps muscle cells repair after exercise.”
| Daily dose | 5-9 g a day |
|---|---|
| Support | Health Canada lists it at 5-9 g a day; no other listed source covers it. |
| Dose details | Adults 18 and older. Health Canada ties these uses to periods of physical stress such as prolonged, exhausting exercise. |
| Form | L-glutamine |
| Source | Health Canada monograph: L-Glutamine |
Wordings to avoid
Claims Facts
| Wording to avoid | Reason |
|---|---|
| “Heals IBS, Crohn’s disease or ulcerative colitis”Names diseases; Health Canada’s wording is about digestive health after physical stress. | Disease |
| “Protects you from getting sick after training”Implies protection against infection; the supported wording is immune health after physical stress. | Disease |
Disease: names or implies a disease. Drug: names a drug or presents the product as one. Treatment: promises to treat, cure or prevent a condition.
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