L-Threonine
Also known as: Threonine, L-Threonine
Effective Dosage
500-2000 mg daily
✓ What the Science Says
L-Threonine is an essential amino acid that plays a crucial role in protein synthesis and is important for the production of antibodies, which support immune function. It may also contribute to muscle recovery and overall fitness performance, particularly in athletes.
✗ What It Doesn't Do
L-Threonine is not a miracle supplement for weight loss or muscle gain on its own. Claims that it can significantly enhance athletic performance without proper training and nutrition are misleading. Additionally, it does not replace a balanced diet or serve as a standalone solution for immune health.
Evidence-Based Benefits
L-Threonine is an essential amino acid that plays a crucial role in protein synthesis and is important for the production of antibodies, which support immune function. It may also contribute to muscle recovery and overall fitness performance, particularly in athletes.
Strong EvidenceEffective at: 500-2000 mg daily
Source: auto-research
Absorption & Bioavailability
Good - L-Threonine is well absorbed in the gastrointestinal tract.
Red Flags to Watch For
- 🚩 Avoid products with excessive marketing hype around performance enhancement.
- 🚩 Watch out for claims that L-Threonine can cure diseases or replace medical treatments.
Research Sources
- PubMed
- NIH DSLD
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-02-06