NOW Foods
L-OptiZine
77/100
SUPPIE SCORE
78/100
EFFICACY
Medium
SAFETY
92/100
CLEANLINESS
What Does L-OptiZine Do?
Zinc (elemental) 30 mg from L-OptiZinc monomethionine plus 0.3 mg copper provides a researched zinc dose with modest added copper; evidence supports immune and skin uses at this level.
How does zinc monomethionine compare to other zinc forms for absorption?
What is the evidence for 30 mg elemental zinc daily in immune or skin support?
Should I take this with food or consider copper balance with long-term use?
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What Are the Benefits of L-OptiZine?
Based on proven scientific research
Immune functionStrong
Skin healthModerate
Wound healingModerate
Antioxidant supportModerate
Good For:
What Are the Side Effects of NOW Foods L-OptiZine?
Always consult your health practitioner if in doubt.
RiskMedium Risk
Overview
•30 mg elemental zinc daily may cause nausea, vomiting, or diarrhea in some users.
•Long-term high zinc intake can lower copper levels despite the included 0.3 mg copper.
•May interact with certain antibiotics, reducing their absorption if taken together.
•Evidence is limited on safety in pregnancy at this exact dose and form.
•Monitor for gastrointestinal upset; consult label for daily limits.
Potential Side Effects
Negative Interactions
Allergens
Contains no common allergens listed on label
Inactive Ingredients
Rice flour
Low RiskHypromellose (cellics capsule)
Low RiskStearic acid (vegetabie sourco)
Low RiskMaltodatin (
Low RiskSilicon dioxide
Low RiskWhat Are the Ingredients in NOW Foods L-OptiZine?
Serving Size 1 Veg Capsule Amount % Daly Per Serving Yalus Zinc (elementa.)
30 mg
(from 167 mg L.-OptiZine" Monomethionine) Copper (elemental)
0.3 mg
Rice Flour
Hypromellose (cellics capsule)
Stearic Acid (vegetabie sourco)
Maltodatin (
Silicon Dioxide
Dosage & Bioavailability
How the active doses and forms in L-OptiZine compare to the research.
•Zinc (elemental) — 30 mg; sits at upper end of common supplemental ranges (15-30 mg/day elemental zinc) per ODS and reviews.
•Zinc from L-OptiZinc monomethionine — 167 mg providing 30 mg elemental; monomethionine form shows comparable absorption to other chelates in bioavailability comparisons.
Sources & References
Frequently Asked Questions
Common questions about NOW Foods L-OptiZine