Tyrosine vs Vitamin D for energy
Short answer: For energy, users rate them about the same: 89% report improvement with Tyrosine (152 reports) and 87% with Vitamin D (215 reports).
Tyrosine has 2,190 meta-analyses and 1,766 randomized trials on PubMed; Vitamin D has 3,251 and 4,560.
Based on 1,154 reports about Tyrosine and 2,323 about Vitamin D. Not medical advice.
| Tyrosine Supplement | Vitamin D Supplement | |
|---|---|---|
| User score | 47 | 48 |
| Verdict | Mixed | Mostly positive |
| Positive of reports that state an outcome | 56% | 65% |
| Reports | 1,154 | 2,323 |
| Research | AResearch: Strong | AResearch: Strong |
| Meta-analyses / RCTs | 2,190 / 1,766 | 3,251 / 4,560 |
| Mainly used for | ||
| Weight loss % reporting improvement | — | 62% (8) |
| Appetite % reporting improvement | — | 67% (3) |
| Focus % reporting improvement | 82% (206) | 82% (55) |
| Energy % reporting improvement | 89% (152) | 87% (215) |
| Sleep % reporting improvement | 30% (10) | 50% (105) |
| Anxiety % reporting improvement | 60% (40) | 65% (82) |
| Mood % reporting improvement | 83% (160) | 88% (308) |
| Memory % reporting improvement | 78% (9) | 83% (12) |
| Performance % reporting improvement | 100% (8) | 100% (23) |
| Recovery % reporting improvement | — | 91% (11) |
| Pain & inflammation % reporting improvement | 50% (4) | 73% (30) |
| Digestion % reporting improvement | — | 50% (14) |
| Libido % reporting improvement | 75% (12) | 80% (45) |
| Hormones % reporting improvement | 100% (6) | 87% (55) |
| Blood sugar % reporting improvement | — | 100% (2) |
| Heart & lipids % reporting improvement | — | 60% (15) |
| Skin & hair % reporting improvement | 67% (6) | 89% (28) |
| Immunity % reporting improvement | 100% (2) | 99% (74) |
| Longevity % reporting improvement | — | 78% (9) |
| Common side effects | anxiety, insomnia, jitteriness, headache | insomnia, anxiety, fatigue, hypercalcemia |
| Typical dose reported | 500 mg / daily | daily |
In patients with EGFR-mutated NSCLC, first and third generation EGFR tyrosine kinase inhibitors, as well as combination therapies with antiangiogenesis, were associated with increased risks of cardiovascular adverse events. Risks were significantly higher with third generation compared with first generation inhibitors.
BMJ, 2025 ↗“I stack taurine with tyrosine and creatine and that has helped my mood noticeably and also helps me feel stronger and more energetic.”
These results indicate that the prevalence of vitamin D deficiency was more elevated in obese subjects. The vitamin D deficiency was associated with obesity irrespective of age, latitude, cut-offs to define vitamin D deficiency and the Human Development Index of the study location.
Obes Rev, 2015 ↗“First thing I noticed was my mood & libido, I have more 'feeling/sensitivity' down there.”
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Percentages come from first-hand user reports and are not clinical outcomes. Talk to a doctor before starting, stopping or combining anything. How we rate