Chelated Zinc 50 mg
21st Century
Chelated Zinc 50 mg
4.7
★ ★ ★ ★ ★
(23910 ratings)
Zinc 50 mg
Score 90.0
An outstanding value for highly bioavailable chelated zinc at a potent 50mg dose, best for deficiency correction or strong support.
Quantity: 60 Tablet(s)Servings size: 1 Tablet(s) (60 servings)
Selected goals:
Other goals:
Immunity
Skin Health
Hair Health
General Health
Testosterone Support
leaderboard Score 90.0
An outstanding value for highly bioavailable chelated zinc at a potent 50mg dose, best for deficiency correction or strong support.
insights Analysis
21st Century's Chelated Zinc 50 mg stands out as an exceptional value, providing a highly bioavailable amino acid chelate form of zinc at a remarkably low price point for its quality. Nutritionists often recommend chelated forms for their superior absorption and reduced gastrointestinal upset compared to less refined types. While the 50 mg dosage is on the higher side for routine daily supplementation, it is particularly effective for individuals with confirmed zinc deficiencies or those seeking robust immune support. The product's popularity and high review count further attest to its effectiveness and consumer satisfaction, making it a compelling choice for those prioritizing bioavailability and value.
- Excellent, highly bioavailable zinc amino acid chelate form.
- Exceptionally good price per serving for a chelated form.
- Very popular with strong reviews.
- High 50mg dosage may not be suitable for all individuals for long-term daily use without consulting a professional or monitoring copper levels.
- Contains a small amount of calcium carbonate.
- Prolonged use of 50mg zinc should be monitored for potential copper deficiency.
$3.00($0.05 per serving)
 Amazon | $ 0.00 | |
 iHerb | $ 3.00 | |
 Walmart | $ 3.45 |
bolt Effectiveness for goals
Zinc is an essential mineral involved in numerous aspects of cellular metabolism, including immune function. It plays a crucial role in the development and function of immune cells. Adequate zinc levels are necessary for proper immune system responses.
Zinc is an essential mineral involved in numerous bodily functions, including immune function, protein synthesis, DNA synthesis, and cell division. It also plays a crucial role in wound healing and the senses of taste and smell. Maintaining adequate zinc levels is important for overall health.
Some research suggests that zinc supplementation, particularly when started within 24 hours of cold symptom onset, may reduce the duration of the common cold. The effectiveness can vary depending on the zinc formulation and dosage. More studies are needed to fully understand its optimal use.
Adequate zinc intake is essential for various bodily functions, including immune system support, protein and DNA synthesis, cell division, and wound healing. It also plays a role in taste, smell, and growth and development. Maintaining sufficient zinc levels contributes to overall health.
Zinc is crucial for the proper functioning of the immune system, affecting the development and function of various immune cells. Adequate zinc intake supports a healthy immune response and helps the body fight off infections. Deficiency can impair immune function.
schedule Dosage, timing & forms
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. Pregnant and lactating women have slightly higher recommendations. These amounts are generally sufficient for daily nutritional needs.
The Recommended Dietary Allowance (RDA) for adult men is 11 mg/day and for adult women is 8 mg/day. Many supplements provide dosages ranging from 15-50 mg, often for short-term use. Long-term intake above the Upper Limit (UL) should generally be avoided.
Common forms include zinc gluconate, zinc acetate, zinc picolinate, and zinc citrate. These forms contain elemental zinc, but they can differ in their absorption rates and bioavailability. Zinc oxide and zinc sulfate are also available but may be less bioavailable.
The Upper Limit (UL) for zinc intake from all sources (food and supplements) for adults is 40 mg per day. Consuming amounts above this level long-term can lead to adverse effects, including copper deficiency, impaired immune function, and digestive issues. It is important not to exceed this limit without medical supervision.
For general immune support, dosages typically align with the Recommended Dietary Allowance (RDA) of 8-11 mg per day. Some short-term uses, such as during the common cold, have explored higher dosages. However, it is crucial not to exceed the tolerable upper intake level of 40 mg daily for adults for extended periods.
health_and_safety Safety & interactions
Consuming very high doses of zinc can lead to acute toxicity symptoms such as severe nausea, vomiting, abdominal pain, and headache. Chronic high intake can result in copper deficiency, impaired immune function, and reduced HDL ("good") cholesterol levels. It is important to adhere to recommended daily intake limits.
Excessive zinc intake, particularly above the Tolerable Upper Intake Level, can lead to symptoms like nausea, vomiting, loss of appetite, abdominal cramps, and diarrhea. Chronic high intake can also impair copper absorption, leading to copper deficiency and potential neurological issues or anemia.
Yes, high-dose or long-term zinc supplementation can interfere with copper absorption, potentially leading to a copper deficiency. This is because zinc and copper compete for absorption in the small intestine. It's often recommended to monitor copper levels or take a balanced supplement if using high-dose zinc long-term.
For most adults, the tolerable upper intake level (UL) for zinc is 40 mg per day from supplements and food combined. Consuming more than this amount regularly increases the risk of adverse effects, such as copper deficiency and immune impairment. Always check supplement labels and consult a healthcare professional.
Common side effects can include nausea, vomiting, diarrhea, and abdominal pain, especially if taken on an empty stomach. High doses may also cause headaches or a metallic taste in the mouth. These effects are typically mild and temporary.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Calcium | 125 mg |
Zinc | 50 mg |
Categories
Zinc 93.0
This 21st Century product is a top performer in the zinc category, offering a premium, highly bioavailable amino acid chelate form at an outstanding price. While the 50mg dose is high, its superior absorption makes it highly effective for targeted use or addressing deficiencies, providing excellent value for quality.
Goals
Immunity 95.0
The superior absorption of zinc amino acid chelate combined with the potent 50mg dose makes this product extremely effective for bolstering the immune system, particularly during periods of high need or deficiency.
Testosterone Support 95.0
This product is exceptionally well-suited for supporting testosterone levels in deficient individuals due to the high dose and highly absorbable chelated form, ensuring effective replenishment of zinc stores.
Skin Health 93.0
Highly bioavailable zinc is crucial for wound healing and skin integrity. This product effectively delivers zinc to support healthy skin, including managing acne and promoting repair, thanks to its superior form.
Recommended Alternatives
100 Value 
Zinc Gluconate 30 mg
Swanson
4.7
★★★★★
(1155 ratings)
Offers an excellent balance of quality (Zinc Gluconate form, score 100) and value (price per serving $0.01), providing superior overall value without interfering calcium.
100 Value 
Zinc 50 mg
Nature's Bounty
4.7
★★★★★
(214089 ratings)
Offers an excellent balance of quality (Zinc Gluconate form, score 100) and value (price per serving $0.03), from a highly popular and trusted brand without calcium content.
100 Value 
Zinc 30 mg
Nature Made
4.7
★★★★★
(17917 ratings)
Offers an excellent balance of quality (Zinc Gluconate form, score 100) and value (price per serving $0.03), from the reputable Nature Made brand with an optimal general dosage and no calcium.
100 Performance
Zinc Gluconate 30 mg
Swanson
4.7
★★★★★
(1155 ratings)
Offers a higher overall score due to its exceptional value and optimal dosage, and does not contain interfering calcium.
100 Performance 
Zinc Picolinate 50 mg
NOW
4.8
★★★★★
(48401 ratings)
Features Zinc Picolinate, generally regarded as the most bioavailable form of zinc, offering superior absorption without interfering ingredients.
100 Performance
Zinc 50 mg
Nature's Bounty
4.7
★★★★★
(214089 ratings)
Offers a specified Zinc Gluconate form from a highly popular and reviewed brand, providing a higher overall score and no calcium content.
100 Budget
Zinc Gluconate 30 mg
Swanson
4.7
★★★★★
(1155 ratings)
Offers a significantly lower price per serving ($0.01) with a highly bioavailable Zinc Gluconate form.
85 Budget 
Zinc 50 mg
Spring Valley
4.7
★★★★★
(3388 ratings)
Offers a lower price per serving ($0.02) at the same 50mg dosage, making it a more budget-friendly option.
100 Budget
Zinc 50 mg
Nature's Bounty
4.7
★★★★★
(214089 ratings)
Offers a comparable price per serving ($0.03) with a popular, highly-reviewed Zinc Gluconate form, and does not contain calcium.
100 Value
Zinc Gluconate 30 mg
Swanson
4.7
★★★★★
(1155 ratings)
Offers an excellent balance of quality (Zinc Gluconate form, score 100) and value (price per serving $0.01), providing superior overall value without interfering calcium.
100 Value
Zinc 50 mg
Nature's Bounty
4.7
★★★★★
(214089 ratings)
Offers an excellent balance of quality (Zinc Gluconate form, score 100) and value (price per serving $0.03), from a highly popular and trusted brand without calcium content.
100 Value
Zinc 30 mg
Nature Made
4.7
★★★★★
(17917 ratings)
Offers an excellent balance of quality (Zinc Gluconate form, score 100) and value (price per serving $0.03), from the reputable Nature Made brand with an optimal general dosage and no calcium.
100 Performance
Zinc Gluconate 30 mg
Swanson
4.7
★★★★★
(1155 ratings)
Offers a higher overall score due to its exceptional value and optimal dosage, and does not contain interfering calcium.
100 Performance
Zinc Picolinate 50 mg
NOW
4.8
★★★★★
(48401 ratings)
Features Zinc Picolinate, generally regarded as the most bioavailable form of zinc, offering superior absorption without interfering ingredients.
100 Performance
Zinc 50 mg
Nature's Bounty
4.7
★★★★★
(214089 ratings)
Offers a specified Zinc Gluconate form from a highly popular and reviewed brand, providing a higher overall score and no calcium content.