L-OptiZinc 30 mg
NOW
L-OptiZinc 30 mg
4.7
★ ★ ★ ★ ★
(10264 ratings)
Zinc 30 mg
Copper 0.3 mg
Score 90.0
An excellent and highly bioavailable zinc supplement (L-OptiZinc) combined with a small amount of copper for balance, offering strong support for immunity, skin, hair, and general health at a great price.
Quantity: 100 Capsule(s)Servings size: 1 Veg Capsule(s) (100 servings)
Selected goals:
Other goals:
Immunity
Skin Health
Hair Health
General Health
Testosterone Support
leaderboard Score 90.0
An excellent and highly bioavailable zinc supplement (L-OptiZinc) combined with a small amount of copper for balance, offering strong support for immunity, skin, hair, and general health at a great price.
insights Analysis
NOW L-OptiZinc is a superior choice for zinc supplementation due to its patented L-OptiZinc Monomethionine form, which offers excellent absorption and bioavailability compared to many cheaper zinc forms on the market. It provides 30mg of elemental zinc, a therapeutically effective dose for various health goals without being excessively high for most individuals. The inclusion of 0.3mg of copper is a thoughtful addition to mitigate the risk of copper deficiency that can arise from prolonged high-dose zinc intake, although the 100:1 zinc-to-copper ratio is still quite wide for long-term use. Nutritionists and online reviews frequently praise L-OptiZinc for its efficacy in supporting immune function, skin health, and general well-being. Zinc's role in various enzymatic processes makes it a foundational supplement for cellular health.
- Features L-OptiZinc, a highly bioavailable and absorbable form of zinc.
- Includes copper to help maintain mineral balance and prevent zinc-induced copper deficiency.
- Cost-effective with a very low price per serving.
- Supported by positive user reviews and nutritionist recommendations for its effective form.
- Provides a clinically relevant dose of 30mg zinc.
- The copper dosage (0.3mg) is relatively low for a 30mg zinc dose, resulting in a wide zinc-to-copper ratio (100:1) that may not be ideal for long-term high-dose zinc supplementation.
- May not be suitable for individuals needing a higher copper intake or a more balanced zinc-to-copper ratio (e.g., 10:1 or 15:1).
- Long-term use of high-dose zinc without adequate copper intake can potentially lead to copper deficiency, manifesting as anemia or neurological issues. Consult a healthcare professional for prolonged use.
$6.39($0.06 per serving)
 Amazon | $ 6.39 | |
 Vitacost | $ 6.79 | |
 Daily Vita | $ 7.00 | |
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 iHerb | $ 7.33 |
bolt Effectiveness for goals
High doses of zinc supplements can interfere with the absorption of copper in the digestive tract. This interaction can potentially lead to a copper deficiency over time if zinc intake is significantly imbalanced or excessively high. It is important to consider the ratio of these minerals, especially with prolonged high-dose zinc use.
Zinc is an essential mineral crucial for immune cell development and function. Supplementing with zinc may help support immune responses, particularly in individuals with a deficiency or during periods of increased immune challenge. Studies suggest it can help reduce the duration and severity of common cold symptoms when taken early.
Some research suggests that zinc supplements, particularly zinc lozenges or syrup, when started within 24 hours of cold symptoms, may reduce the duration of the common cold in adults. However, the effectiveness can vary among individuals and formulations. It does not prevent the common cold.
Research indicates that taking zinc supplements, especially lozenges or syrup, within 24 hours of cold symptom onset may reduce the duration of the common cold in adults. The effect on symptom severity can vary. Consistent use is generally not recommended for cold prevention without specific guidance.
Zinc is an essential mineral crucial for the normal development and function of immune cells, including T-cells and natural killer cells. Adequate zinc intake is necessary for maintaining a healthy immune response, and deficiency can impair immunity. Supplementation may benefit individuals with insufficient zinc levels.
schedule Dosage, timing & forms
High doses of zinc can interfere with copper absorption, potentially leading to a copper deficiency over time, as both minerals compete for absorption pathways in the gut. To help maintain a healthy balance when supplementing both, some sources suggest considering a zinc-to-copper ratio, often around 8:1 to 15:1. This approach helps ensure adequate intake of both minerals.
High doses of zinc, typically above 40 mg per day for extended periods, can interfere with copper absorption and potentially lead to copper deficiency. For this reason, some multi-mineral supplements include copper, or separate copper supplementation might be recommended when taking high-dose zinc. A common ratio observed in combined supplements is around 8-15 mg of zinc to 1 mg of copper.
For adult men, the Recommended Dietary Allowance (RDA) for zinc is 11 mg per day, and for adult women, it is 8 mg per day. Higher doses might be used for specific short-term needs, but it's important not to exceed the tolerable upper intake level (UL) of 40 mg per day for adults from all sources without medical supervision. Always consult a healthcare professional for personalized dosage recommendations.
The Recommended Dietary Allowance (RDA) for adult men is 11 mg per day, and for adult women, it is 8 mg per day. These values include zinc from both food and supplements. Supplement dosages often range from 15 to 30 mg, intended to complement dietary intake.
The tolerable upper intake level (UL) for zinc in adults is 40 mg per day from all sources. Consistently exceeding this limit can lead to adverse effects, including copper deficiency, nausea, vomiting, and impaired immune function. It is important to monitor total daily zinc intake.
health_and_safety Safety & interactions
Yes, chronic high-dose zinc supplementation can lead to copper deficiency. This occurs because zinc induces the synthesis of metallothionein, a protein that binds copper and prevents its absorption. A copper deficiency can lead to various health issues, including anemia and neurological problems.
Yes, consistently taking high doses of zinc, especially above the Upper Tolerable Intake Level of 40 mg/day for adults, can interfere with copper absorption. This interaction can lead to a secondary copper deficiency over time. Maintaining a balanced intake of these minerals is important.
Copper deficiency, often induced by excessive zinc intake, can manifest as anemia (unresponsive to iron), neutropenia, bone demineralization, and neurological symptoms such as numbness or weakness. Recognizing these signs is crucial for timely intervention.
Zinc and copper compete for absorption in the small intestine. High levels of one mineral can interfere with the absorption and metabolism of the other. Maintaining a balanced intake is important for optimal health.
Acute high doses of zinc can cause nausea, vomiting, diarrhea, abdominal pain, and headaches. Chronic excessive zinc intake can lead to copper deficiency, suppressed immune function, and reduced HDL ('good') cholesterol levels. It is recommended not to exceed the Upper Tolerable Intake Level of 40 mg/day for adults.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Zinc | 30 mg |
Copper | 0.3 mg |
Categories
Zinc 95.0
Utilizes L-OptiZinc Monomethionine, a top-tier, highly absorbable form of zinc, delivering a well-researched and effective 30mg dose for optimal bodily function.
Copper 70.0
Includes copper, which is beneficial for zinc balance, but the low dose of 0.3mg (100:1 Zn:Cu ratio) is insufficient for long-term optimal balance at 30mg zinc daily.
Goals
Immunity 95.0
Zinc is crucial for robust immune function, and the L-OptiZinc form ensures excellent absorption for maximum immune support, contributing to reduced illness duration.
Skin Health 90.0
The highly absorbable zinc contributes effectively to wound healing, collagen production, and reducing skin inflammation, promoting healthier dermatological outcomes.
Hair Health 85.0
Adequate zinc levels are essential for healthy hair growth and preventing hair loss, particularly in cases of zinc deficiency, which this bioavailable form helps address.
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