ProtokolPROTOKOL
Vitamin

Zinc Gluconate

Half-life

~12 hours

What is Zinc Gluconate?

Standard pharmaceutical zinc form. Used in lozenges for immune support and in eye drops.

How Zinc Gluconate works

Provides ionizable zinc for enzyme cofactor function, immune cell signaling, and testosterone synthesis via the same pathways as other zinc salts — absorption slightly lower than picolinate.

Benefits & uses

Common uses: Immune function, cold duration reduction (lozenges), testosterone support.

Zinc Gluconate dosage

Typical dose
25–30 mg/day elemental zinc equivalent with food or at bedtime.

Zinc Gluconate half-life

~12 hours (plasma zinc)

Zinc Gluconate side effects

GI upset on empty stomach. Copper depletion with long-term use.

  • GI nausea on empty stomach
  • Bitter taste (lozenges)
  • Copper depletion with chronic supplementation

Track Zinc Gluconate in Protokol.

Log doses, model half-lives, check interactions, and line it all up against your bloodwork. Free on iPhone and Android.

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For research and educational purposes only. This page is not medical advice and is not a recommendation to use any compound. Many compounds listed are not approved for human use, and some are prescription-only or controlled in your jurisdiction. Dosing figures are reference or observational reports. Talk to a qualified healthcare provider before starting, stopping, or changing anything. Protokol is for tracking purposes only.