Quick comparison: Citrulline and Theanine have 0 overlapping categories and appear together in 7 products.
| Feature | Citrulline | Theanine |
|---|---|---|
| Type | amino_acid | amino_acid |
| Common Dosage | 3-8 g daily (citrulline malate: 6-8 g) | 200 mg |
| Best Bioavailability | L-Citrulline (88%) | L-Theanine (90%) |
| Categories | 2 | 4 |
| Available Products | 0 | 0 |
Yes, Citrulline and Theanine can typically be taken together. In fact, we found 7 products in our database that contain both supplements, suggesting they complement each other well.
L-Citrulline is a non-essential amino acid named after watermelon (Citrullus lanatus). It is converted to L-arginine in the kidneys, making it a more efficient NO booster than arginine itself (arginine undergoes significant first-pass metabolism). One of the most validated pre-workout ingredients for blood flow and endurance.
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L-Theanine promotes relaxation without drowsiness, reduces stress, and improves focus when paired with caffeine. It supports sleep quality and enhances alpha brain wave activity. Found in green tea and supplements.
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We found 7 products that combine both supplements:

Transparent Labs

Transparent Labs

Raptor Nutrition

Transparent Labs

Alani Nu

Alani Nu

RAW Nutrition
Medical Disclaimer: This content is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before starting any supplement regimen.