Zinc

Pros

• Significant reported increases in libido and erection strength
• Effective for reducing acne and improving skin health
• Supports immune function and helps shorten the duration of colds or viruses
• Potential relief for period pain
• May help maintain or slightly increase testosterone levels

Cons

• Commonly causes nausea, stomach upset, and vomiting, especially on an empty stomach
• High risk of copper deficiency, which can lead to neurological issues and hair loss
• Can cause appetite loss and dry heaving in some users
• May feel redundant or ineffective for those without a deficiency

Caveats

• Competes with magnesium for absorption; users recommend taking them at different times of day
• Doses as low as 20-30mg can reportedly cause copper issues for some individuals
• Often requires starting at a lower dose (e.g., 12.5mg to 15mg) to assess gut tolerance

Best for

• Men seeking to improve sexual health and libido
• Individuals looking for a supplement to help manage acne
• Short-term use during the onset of a cold or virus

Avoid if

• You have a very sensitive stomach or are prone to nausea
• You are unable or unwilling to monitor and balance your copper intake
• You already take a multivitamin with high zinc content