L-Lysine 600 mg
21st Century
L-Lysine 600 mg
4.7
★ ★ ★ ★ ★
(1178 ratings)
Lysine 600 mg
Score 90.0
A highly affordable and effective L-Lysine supplement at a practical 600mg dose, offering excellent value for daily immune and skin support.
Quantity: 90 Tablet(s)Servings size: 1 Tablet(s) (90 servings)
Selected goals:
Other goals:
Immunity
Skin Health
Hair Health
leaderboard Score 90.0
A highly affordable and effective L-Lysine supplement at a practical 600mg dose, offering excellent value for daily immune and skin support.
insights Analysis
This L-Lysine product from 21st Century provides a 600mg dose of L-Lysine Hydrochloride per tablet, which is a standard and effective amount for daily supplementation to support immunity, skin, and hair health. Its primary strength lies in its exceptionally low price per serving, making it one of the most affordable options available in the market. The inclusion of 30mg of Calcium Carbonate is a minor addition and doesn't significantly impact its core L-Lysine benefits or absorption. Online reviews generally praise its effectiveness for managing cold sores and overall value, making it a reliable choice for long-term use.
- Very low price per serving, offering excellent affordability.
- Standard and effective 600mg dosage for general daily support.
- Good review count indicating consumer satisfaction and reliability.
- Contains a small amount of calcium carbonate, which is not essential for L-Lysine's primary goals.
- Tablet form might be less preferred by some compared to capsules or powder.
$3.97($0.04 per serving)
 iHerb | $ 3.97 |
bolt Effectiveness for goals
Lysine is commonly used to help prevent and treat cold sores, which are caused by the herpes simplex virus (HSV-1). Studies suggest it may interfere with the virus's ability to replicate, potentially by altering the balance of amino acids needed for viral growth. This action can lead to reduced frequency, severity, and healing time of outbreaks.
As an essential amino acid, Lysine is a fundamental building block for proteins in the body. It is crucial for the synthesis of collagen, which is vital for connective tissues like skin, bone, and cartilage. This role directly supports muscle repair and growth, especially after exercise.
Yes, Lysine is known to play a role in calcium absorption and retention within the body. It helps to transport calcium, making it more available for bone formation and maintenance. This property contributes to its potential benefit for overall bone health.
Some preliminary research suggests that Lysine may have an anxiolytic (anxiety-reducing) effect. Studies, particularly those involving humans under stress, indicate it might modulate stress responses and reduce cortisol levels. However, more extensive research is needed to confirm these effects.
Lysine is essential for the formation of collagen, a key protein critical for skin and connective tissue structure. Adequate Lysine levels are therefore important for the body's natural wound repair processes. It aids in tissue regeneration and strengthening of new tissue.
schedule Dosage, timing & forms
Typical dosages for L-Lysine vary based on individual needs and the intended purpose, often ranging from 500 mg to 3000 mg per day. It is common for this to be divided into multiple doses throughout the day. Always follow the specific instructions on the product label or consult with a healthcare professional for personalized advice.
L-Lysine can generally be taken with or without food. Some individuals prefer taking it on an empty stomach to potentially enhance absorption, while others take it with meals to minimize any potential digestive discomfort. It is best to follow the directions provided on your specific supplement's label.
For general health, an adult daily dose often ranges from 500 mg to 1000 mg. However, specific dosages can vary depending on individual needs and health goals. Always follow product label instructions or consult a healthcare professional for personalized guidance.
While general supplement dosages typically range up to 3 grams (3000 mg) daily, higher amounts have been explored in specific research contexts. It is important not to exceed the dosage recommended on your supplement's label or by a healthcare professional, especially for long-term use. Excessive intake could potentially lead to side effects.
L-Lysine is widely available in several forms, including capsules, tablets, and powder. Liquid forms are also available, though less common. The choice of form often depends on personal preference, convenience, and desired dosage flexibility.
health_and_safety Safety & interactions
For general use, doses of 500 mg to 3 grams per day are commonly used and often considered safe. For specific conditions like cold sore management, higher short-term doses might be used under professional guidance. Always follow product label instructions or a healthcare provider's advice.
Lysine is generally well-tolerated at recommended doses. Mild side effects may include stomach pain, diarrhea, and nausea. If severe or persistent symptoms occur, discontinue use and consult a healthcare professional.
Lysine may interact with arginine supplements, as they compete for absorption in the body. It might also potentially increase the absorption of calcium, which could be relevant for individuals taking calcium supplements or certain diuretics. Always discuss all supplements and medications with a healthcare provider.
There is insufficient reliable information about the safety of taking lysine supplements during pregnancy or breastfeeding. It is generally advised for pregnant or breastfeeding individuals to avoid lysine supplementation unless specifically recommended and monitored by a healthcare professional. Prioritize consulting a doctor before use.
Lysine may potentially increase the absorption of calcium in the body. While this might be beneficial for some, individuals with hypercalcemia or those taking high doses of calcium or vitamin D should monitor their calcium levels. Discuss this with a healthcare provider, especially if you have pre-existing conditions.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Calcium | 30 mg |
L-Lysine Hydrochloride | 600 mg |
Categories
Lysine 90.0
This product delivers a pure and effective form of L-Lysine Hydrochloride at a very competitive price point. It represents a strong contender within the Lysine supplement category due to its accessibility and favorable cost-effectiveness.
Goals
Skin Health 90.0
As an essential amino acid, L-Lysine is crucial for collagen synthesis, which directly supports skin elasticity and repair. The dosage provided is sufficient for contributing to these processes, aligning with expert recommendations for skin health.
Hair Health 90.0
L-Lysine contributes to protein synthesis, a fundamental process for strong and healthy hair growth. While less commonly highlighted than its immune benefits, this dose supports the foundational nutritional needs for hair, consistent with general amino acid supplementation.
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