SuppScore

Ingredient form · L-Arginine

L tryptophan

Rating
Great
Multiplier
×1.5
Rank among L-Arginine
1 of 3
Updated
1 Sept 2026

Part of L-Arginine

How L tryptophan compares

VersusL-Proline×1.5Graded the same, at ×1.5.VersusL-Arginine×1A step down at ×1.

Or see every form ranked by absorption evidence.

Products using L tryptophan

Scored products that list it on the label, highest scoring first. Ordering is by SuppScore only. We have no commercial relationship with any brand shown.

Advanced Multivitamin For Men, 90 Tablets

TrueBasics

Advanced Multivitamin For Men, 90 Tablets

SuppScore 12

References

  1. pubmed.ncbi.nlm.nih.gov
  2. pubmed.ncbi.nlm.nih.gov
  3. pubmed.ncbi.nlm.nih.gov
  4. pubmed.ncbi.nlm.nih.gov
  5. pubmed.ncbi.nlm.nih.gov

Reviewed by the SuppScore advisory board

Every score on this page is computed from the SuppScore ingredient database using our published scoring rules. Our advisory board maintains those rules and the ingredient data behind them, and takes no payment from the brands whose products are scored.

Meet the advisory board · Last reviewed 1 Sept 2026

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Other L-Arginine forms

All forms ranked
L tryptophan: absorption, score and evidence — SuppScore