L-Citrulline vs Zinc for libido
Short answer: For libido, more users report improvement with L-Citrulline — 97% of 37 reports, versus 88% of 95 for Zinc.
L-Citrulline has 14 meta-analyses and 101 randomized trials on PubMed; Zinc has 220 and 555.
Based on 181 reports about L-Citrulline and 1,264 about Zinc. Not medical advice.
| L-Citrulline Supplement | Zinc Supplement | |
|---|---|---|
| User score | 57 | 42 |
| Verdict | Mostly positive | Mostly positive |
| Positive of reports that state an outcome | 76% | 61% |
| Reports | 181 | 1,264 |
| Research | AResearch: Strong | AResearch: Strong |
| Meta-analyses / RCTs | 14 / 101 | 220 / 555 |
| Mainly used for | ||
| Weight loss % reporting improvement | — | 100% (3) |
| Appetite % reporting improvement | — | 33% (3) |
| Focus % reporting improvement | 67% (3) | 62% (26) |
| Energy % reporting improvement | 100% (7) | 71% (51) |
| Sleep % reporting improvement | — | 82% (68) |
| Anxiety % reporting improvement | 100% (2) | 73% (30) |
| Mood % reporting improvement | 100% (2) | 80% (61) |
| Memory % reporting improvement | — | 20% (5) |
| Performance % reporting improvement | 97% (30) | 90% (20) |
| Recovery % reporting improvement | 100% (3) | 86% (7) |
| Pain & inflammation % reporting improvement | 100% (2) | 56% (9) |
| Digestion % reporting improvement | — | 0% (2) |
| Libido % reporting improvement | 97% (37) | 88% (95) |
| Hormones % reporting improvement | 50% (2) | 89% (63) |
| Heart & lipids % reporting improvement | 94% (16) | 50% (2) |
| Skin & hair % reporting improvement | — | 81% (32) |
| Immunity % reporting improvement | — | 86% (28) |
| Common side effects | dizziness, headache, eye bags, tooth damage | nausea, fatigue, stomach issues, copper depletion |
| Typical dose reported | 8 g / 3x/week | daily |
Foods rich in polyphenols and nitrate provide trivial benefits for endurance exercise performance, although these effects may be food dependent. Highly trained endurance athletes do not appear to benefit from consuming nitrate-rich foods but may benefit from polyphenol consumption. Further research into food sources, dosage and supplementation duration to optimise the ergogenic response to polyphenol consumption is warranted. Further studies should evaluate whether differential sex-based responses to nitrate and polyphenol consumption are attributable to physiological differences or sample siz
J Int Soc Sports Nutr, 2021 ↗“Something I found that makes my meds work way better is Citrulline 2g + Arginine 2g twice daily.”
Acne patients have decreased serum zinc levels. Zinc is effective for the treatment of acne, particularly at decreasing the number of inflammatory papules, when used as monotherapy or as an adjunctive treatment.
Dermatol Ther, 2020 ↗“I had actual energy in the mornings for the first time I could remember.”
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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