Sperm Count
Research analysis led by Kamal Patel.
All content reviewed by the Examine.com Team. Published:
Last Updated:
All content reviewed by the Examine.com Team. Published:
Last Updated:
Summary of Sperm Count
Primary Information, Benefits, Effects, and Important Facts
Scientific Information on Sperm Count
Human Effect Matrix
The Human Effect Matrix looks at human studies (it excludes animal and in vitro studies) to tell you what supplements affect sperm count
| Grade | Level of Evidence [show legend] |
|---|---|
|
Robust research conducted with repeated double-blind clinical trials |
|
Multiple studies where at least two are double-blind and placebo controlled |
|
Single double-blind study or multiple cohort studies |
|
Uncontrolled or observational studies only |
|
Level of Evidence
?
The amount of high quality evidence. The more
evidence, the more we can trust the results.
|
Outcome |
Magnitude of effect
?
The direction and size of the supplement's impact on
each outcome. Some supplements can have an increasing effect, others have a decreasing effect, and others have no effect.
|
Consistency of research results
?
Scientific research does not always agree. HIGH or
VERY HIGH means that most of the scientific research agrees.
|
Notes |
|---|---|---|---|---|
|
|
Zinc |
Minor
|
Moderate See 2 studies |
An increase in sperm count has been noted in infertile men who also had low testosterone; it was ineffective in infertile men with normal testosterone
|
|
|
Astaxanthin | - | - See study |
|
|
|
Saffron | - | Very High See 2 studies |
Saffron supplementation does not appear to be effective in increasing sperm count in infertile men.
|
|
|
Tribulus terrestris | |||
|
|
Ashwagandha | |||
|
|
D-Aspartic Acid | |||
|
|
Ginger | |||