Quercetin and the link between CD38 & NAD+ - Longevity and Supplements (Live healthy naturally)


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Wednesday, October 11, 2023

Quercetin and the link between CD38 & NAD+

What an increase in NAD+ means?

An increase in NAD+ (nicotinamide adenine dinucleotide) refers to the elevated levels of this coenzyme in the body. NAD+ is a critical molecule involved in various cellular processes and plays a significant role in energy metabolism and maintaining overall cellular health. Here's what an increase in NAD+ can signify:

Cellular Energy Production: NAD+ is a key player in the process of converting nutrients from the food we eat into cellular energy through a series of chemical reactions in the mitochondria. An increase in NAD+ can indicate that the body has more available coenzyme to support efficient energy production.

Support for Mitochondrial Function: Mitochondria are often referred to as the "powerhouses of the cell" because they produce ATP (adenosine triphosphate), the primary energy currency of cells. NAD+ is essential for mitochondrial function, and an increase in NAD+ levels can support better mitochondrial health and function.

DNA Repair: NAD+ is involved in DNA repair mechanisms, particularly in repairing damaged DNA. An increase in NAD+ may suggest enhanced DNA repair capabilities, which are essential for maintaining genomic stability and reducing the risk of mutations.

Sirtuin Activation: NAD+ is required for the activity of sirtuins, a class of proteins that play a role in regulating various cellular processes, including gene expression, DNA repair, and metabolism. Increased NAD+ levels can activate sirtuins, potentially leading to beneficial effects on longevity and overall health.

Redox Reactions: NAD+ functions as a cofactor in redox (reduction-oxidation) reactions. An increase in NAD+ can indicate a more favorable redox balance in the body, which is important for maintaining cellular health and protecting against oxidative stress.

Potential Health Benefits: Some research suggests that increasing NAD+ levels may have various health benefits, such as improved mitochondrial function, enhanced metabolism, and potential protection against age-related conditions. Therefore, an increase in NAD+ is often considered a positive factor for overall health and vitality.

There are various ways to potentially increase NAD+ levels, including dietary choices, physical activity, and the use of certain supplements, such as nicotinamide riboside (NR) and nicotinamide mononucleotide (NMN). Buy NMN here

It's important to note that research in this area is ongoing, and while increasing NAD+ levels is considered beneficial, the extent of its impact and the long-term implications are still being studied.

Link between Quercetin & CD38  

CD38 (Cluster of Differentiation 38) is a transmembrane glycoprotein that is primarily associated with the regulation of intracellular calcium levels and NAD+ metabolism. Quercetin is a natural flavonoid compound found in various plant-based foods, known for its antioxidant and anti-inflammatory properties.

While CD38 and quercetin are distinct in their functions and characteristics, there is some emerging research suggesting a potential link between quercetin and CD38 in the context of certain health conditions and metabolic pathways. Here's a brief overview:

1) NAD+ Metabolism: CD38 is involved in the metabolism of nicotinamide adenine dinucleotide (NAD+), a coenzyme that plays a crucial role in cellular energy production and various cellular processes. NAD+ levels tend to decline with age, and this decline is associated with various age-related diseases. Some studies suggest that quercetin may influence NAD+ metabolism, potentially by inhibiting CD38 activity. By doing so, quercetin could help maintain NAD+ levels, which is considered beneficial for overall health.

2) Anti-Inflammatory Effects: Quercetin is known for its anti-inflammatory properties. Chronic inflammation is often associated with various health issues, including those related to metabolic dysfunction. Some studies indicate that quercetin may have anti-inflammatory effects that can potentially modulate the expression of genes, including CD38, which are involved in immune responses and inflammation.

It's important to note that while there is ongoing research into the potential interactions between quercetin and CD38, the precise mechanisms and implications of this relationship are not fully understood. The relationship is complex, and more studies are needed to provide a comprehensive understanding of how quercetin may affect CD38 activity and NAD+ metabolism and how this, in turn, may impact various health conditions.

What are foods rich in quercetin ?

Quercetin is a natural flavonoid found in various plant-based foods, and it is known for its antioxidant and anti-inflammatory properties. Including foods rich in quercetin in your diet can be beneficial for overall health. Here are some foods that are high in quercetin:

Apples: Apples, especially their skins, are a great source of quercetin. Enjoy them as a snack or in salads.

Onions: Red and yellow onions, in particular, are rich in quercetin. They can be used in a wide range of dishes, from salads to cooked meals.

Berries: Various berries, such as blueberries, strawberries, and cranberries, contain quercetin. They are delicious additions to smoothies, yogurt, or as a topping for oatmeal.

Citrus Fruits: Citrus fruits like oranges, grapefruits, and lemons contain quercetin, mainly in their peel and pulp. You can use the zest and juice in recipes or enjoy the whole fruit.

Leafy Greens: Spinach, kale, and other leafy greens are good sources of quercetin. Incorporate them into your salads, smoothies, or cooked dishes.

Tomatoes: Tomatoes and tomato products like tomato sauce and tomato paste contain quercetin. They are versatile ingredients in many recipes.

Cherries: Cherries, particularly tart cherries, are rich in quercetin. They make a delicious snack or dessert.

Black and Green Tea: Tea leaves, especially black and green tea, contain quercetin. Brew a cup of tea to enjoy its potential health benefits.

Broccoli: Broccoli is a cruciferous vegetable that contains quercetin. You can add it to stir-fries, salads, or enjoy it as a side dish.

Red Grapes: Red grapes, whether eaten as a snack or in the form of red wine, contain quercetin. Enjoy in moderation.

Capers: Capers, often used as a condiment in various dishes, are a good source of quercetin.

Buckwheat: Buckwheat is a grain that contains quercetin. It can be used in porridge, pancakes, or as a side dish.

Red Leaf Lettuce: Red leaf lettuce is a type of lettuce that contains quercetin. It's great for salads and sandwiches.

Including these quercetin-rich foods in your diet can help provide the potential health benefits associated with this natural compound. They are not only nutritious but also add variety and flavor to your meals.

Quercetin as a supplement 

Taking quercetin as a dietary supplement can be done safely when following recommended dosages and considering individual health factors. Here's a general guideline on how to take quercetin as a supplement and some safety considerations:

How to Take Quercetin as a Supplement:

Consult a Healthcare Professional: Before starting any new supplement, including quercetin, it's advisable to consult with a healthcare provider, especially if you have underlying medical conditions, are taking medications, or are pregnant or breastfeeding. Your healthcare provider can offer guidance tailored to your specific needs.

Dosage: Quercetin is available in various forms, including capsules, tablets, and powders. The recommended dosage can vary depending on the specific product and the reason for taking it. Dosages typically range from 500 mg to 1,000 mg per day. Start with the lowest effective dose and adjust as needed.

Timing: Quercetin supplements can be taken with or without food, depending on personal preference and tolerance. Some people find it more tolerable when taken with meals.

Duration: The duration of quercetin supplementation can vary based on individual health goals. Some people use it for short periods to address specific concerns, while others incorporate it into their daily regimen for more extended periods. Follow the instructions on the product label or as directed by your healthcare provider.

Quality and Purity: Ensure that you choose a high-quality quercetin supplement from a reputable manufacturer. Check for third-party testing for quality and purity.

Potential Side Effects: Quercetin is generally considered safe when taken at recommended dosages. However, like any supplement, it can cause side effects in some individuals, such as digestive issues, headaches, or allergic reactions. If you experience any adverse effects, discontinue use and consult a healthcare provider.

Safety Considerations:

Pregnancy and Breastfeeding: Limited research is available on the safety of quercetin during pregnancy and breastfeeding, so it's best to avoid or use it under medical supervision during these periods.

Allergies: If you have allergies, especially to foods like apples, onions, or citrus fruits (which naturally contain quercetin), be cautious when taking quercetin supplements. Allergic reactions are rare but possible.

Interactions: Quercetin may interact with certain medications, such as blood thinners, anticoagulants, and drugs that affect liver enzymes. If you are on medication, discuss the use of quercetin with your healthcare provider to avoid potential interactions.

Medical Conditions: If you have underlying medical conditions, especially related to kidney function, liver function, or hormone-sensitive conditions, consult your healthcare provider before using quercetin.

As with any supplement, moderation is key, and it's important to use quercetin as part of a balanced diet and healthy lifestyle. 

NAD+ levels & Longevity

While NAD+ (nicotinamide adenine dinucleotide) is an important molecule for various cellular processes, including DNA repair and energy metabolism, having good levels of NAD+ alone does not guarantee longevity. The relationship between NAD+ and longevity is complex and influenced by numerous factors.

NAD+ is associated with longevity due to its role in processes like DNA repair, sirtuin activation, and the regulation of various cellular functions.

However, while these associations are promising, longevity is a complex outcome influenced by genetics, lifestyle factors (diet, exercise, sleep), environmental factors, and individual health conditions. It's essential to recognize that having good NAD+ levels is just one piece of the puzzle.

Research into NAD+ and longevity is ongoing, and the specific impact of NAD+ on lifespan is not yet fully understood. Some studies suggest that NAD+ supplementation or interventions that increase NAD+ levels may have potential health benefits, but more research is needed to determine the extent of these effects and any associated risks.

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