Media Size
XSSMMDLGXLXXL

Life Extension Vitamin B3 Niacin 500 mg 100 capsules

Niacin is the only B vitamin that can be synthesized in the liver from the amino acid tryptophan — on average, 1 mg of niacin can be synthesized from the ingestion of 60 mg of tryptophan.198-200 In its coenzyme forms, niacin is crucial to energy transfer reactions, particularly the metabolism of glucose, fat, and alcohol.201,202 Niacin’s beneficial effects on blood lipids is well-documented.Life Extension Vitamin B3 Niacin
Life Extension Vitamin B3 Niacin  500 mg 100 capsules
Vitamin B3 Niacin 500 mg 100 capsules
 Your Price  $10.99
More Info

More Life Extension Products

Many B vitamins are used in the body individually or in combination with enzymes to help release energy from carbohydrates, fat, and protein. Vitamin B coenzymes are crucial to the metabolic pathways that generate the energy needed by every cell in the body. Because they are codependent in their metabolic activities, a deficiency of one B vitamin can affect optimal functioning of organ systems throughout the body.

Niacin is the only B vitamin that can be synthesized in the liver from the amino acid tryptophan — on average, 1 mg of niacin can be synthesized from the ingestion of 60 mg of tryptophan. In its coenzyme forms, niacin is crucial to energy transfer reactions, particularly the metabolism of glucose, fat, and alcohol. Niacin’s beneficial effects on blood lipids is well-documented.

If you are not coffee, chocolate or bacon Coffee Cup 15oz, Perfect mug for a gift for your coffee lover.
$26.50
If you are not coffee, chocolate or bacon, I’m going to need you to go away 15 oz Coffee Cup. Perfect gift for your coffee lover. Gift for Mom, Gift for teacher. Coffee. Chocolate. Bacon. coffee, I love coffee cup, I love coffee mug, love coffee, .: White ceramic .: 15oz (0.44 l) .: Rounded corners .: C-handle

Personalized So Many Blends so Little Time Tumbler 20oz, Perfect custom cup for your favorite coffee lover!
$49.50
Custom personalized So Many Blends so Little Time 20 oz stainless tumbler is vacuum-insulated and built to last. It's perfect for showing off your style on the road, at the office, or the beach. Perfect gift for your favorite coffee fan! Just add the name of your favorite coffee lover to make this the perfect gift. .: Stainless steel .: 20oz (0.59 l) .: Rounded corners .: See-thru plastic lid .: Glossy finish .: Dishwasher safe

If you're not Coffee Insulated Bottle, 22oz
$50.58
If You're not Coffee, Chocolate or Bacon I'm going to need you to go away Vacuum insulation is a big deal if you care about beverage temperature change. Coffee Lover Thermos, Chocolate Lover Thermos Double-wall construction means that hot liquids can remain hot up to 12 hours while colder choices can last a full 48 hours; that’s two whole days. Furthermore, these bottles are condensation-proof - no sweating or slipping. Built to fit standard vehicle cup holders, the stainless steel sides are both scratch and fade resistant. .: One size: 22oz (0.65 l) .: Spill-proof design .: Scratch and fade resistant .: BPA free

Coffee in Many Languages iPhone 12 Phone Cases
$29.98
The Language of Coffee iPhone Case for iPhone 12, iPhone 12 Pro, iPhone 12 Mini and iPhone 12 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 12 all models. Great for yourself or as a gift for Mom, Daughter, best friend or your favorite beach lover. Coffee in many languages. .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*)

Personalized So Many Blends Canvas Tote Bag, Perfect custom shirt for the coffee lover in your life!
$35.98
Custom personalized So Many Blends so Little Time Coffee Cup 100% cotton bag comes in one size. This is the perfect gift for Coffee Mom, Coffee Teacher, anyone who loves Coffee. Coffee Cup, Coffee, Coffee Design, brown. Plus sizes available. Just add the name of the most important coffee lover in your life to have the perfect gift! 15" x 16"– perfect for everyday wear. The canvas material will durable and will last for years. The bag features 20" handles (made from the same canvas), making it easy to carry even with a week's worth of shopping. Reusable Shopping bag. .: 100% cotton canvas .: Heavy fabric (12 oz/yd² (406.9 g/m²)) .: Sewn-in label

Coffee Obsessed Cup 15/20 oz , coffee mug, I love coffee, coffee saying, good coffee, coffee graphic, gift for mom, gift for coffee lover
$26.58
Stressed Blessed and Coffee Obsessed Ceramic Mugs in 15 or 20 oz. All sizes come with a scratch-resistant finish and are ideal for any beverage. The easy-grip handle makes for a smooth drinking experience. Coffee blends cup is great as a gift for mom, gardeners or friends. Stressed Blessed and Coffee Obsessed .: Material: durable white ceramic .: Available in three sizes: 11oz (0.33 l), 15oz (0.44 l) and 20oz (0.6l) .: C-shaped easy-grip handle .: Scratch-resistant finish

Coffee Obsessed iPhone 11 Phone Cases
$29.98
Stressed, Blessed and Coffee Obsessed iPhone Case for iPhone for iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 11 all models. Great for yourself or as a gift for Mom, Daughter, best friend or your favorite coffee lover. Stressed, Blessed and Coffee Obsessed .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*)

Personalized So Many Blends T-shirt, Perfect custom shirt for the coffee lover in your life!
$38.23
Custom personalized So Many Blends so Little Time Coffee Cup cotton T-Shirt. This is the perfect gift for Coffee Mom, Coffee Teacher, anyone who loves Coffee. Coffee Cup, Coffee, Coffee Design, brown. Plus sizes available. Just add the name of the most important coffee lover in your life to have the perfect gift! There are no side seams, ensuring a clean, unbroken flow. The collar has ribbed knitting for improved elasticity. The materials that went into this product are sustainably sourced and economically friendly. .: 100% cotton (fiber content may vary for different colors) .: Medium fabric (6.0 oz/yd² (203 g/m²)) .: Classic fit .: Tear-away label .: Runs bigger than usual

Coffee Obsessed V-Neck T-Shirt, coffee shirt, I love coffee, coffee saying, good coffee, coffee graphic, gift for mom, gift for coffee lover
$38.23
Stressed Blessed and Coffee Obsessed soft jersey tee is comfortable enough to wear all day long. High quality print will make it an instant favorite in every wardrobe. Stressed Blessed and Coffee Obsessed .: 100% Airlume combed and ring-spun cotton (fiber content may vary for different colors) .: Light fabric (4.2 oz/yd² (142 g/m²)) .: Tear away label .: Runs true to size

I Love Coffee cup 15/20 oz , coffee mug, I love coffee, coffee saying, good coffee, coffee graphic, gift for mom, gift for coffee lover
$26.58
I Love Coffee Ceramic Mugs in 15 or 20 oz. All sizes come with a scratch-resistant finish and are ideal for any beverage. The easy-grip handle makes for a smooth drinking experience. Coffee blends cup is great as a gift for mom, gardeners or friends. I Love Coffee .: Material: durable white ceramic .: Available in three sizes: 11oz (0.33 l), 15oz (0.44 l) and 20oz (0.6l) .: C-shaped easy-grip handle .: Scratch-resistant finish

Just Coffee iPhone 15 Phone Cases
$29.98
Just Coffee iPhone Case for iPhone for iPhone 15, iPhone 15 Pro, iPhone 15 Plus and iPhone 15 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 15 all models. Great for yourself or as a gift for Mom, Daughter, best friend or your favorite beach lover. Coffee in many languages. .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*)

Coffee and Friends go so well Together Blank Journal
$38.50
Coffee and Friends go so well Together Custom Hardcover Journal with a wraparound high quality print to carry wherever you might go. Notebook, gift, gift for Mom, Daughter, girls, teens, teenager gifts, journaling, diary, floral design. Coffee and Friends go so well Together .: 128 blank pages (64 sheets) .: Full wraparound print .: Casewrap binding

Angry Dragon iPhone 15 Phone Cases, Knightcore, medieval, Fantasy, Flying Dragon
$29.98
Angry Dragon iPhone Case for iPhone for iPhone 15, iPhone 15 Pro, iPhone 15 Plus and iPhone 15 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 15 all models. Knightcore, medieval, Fantasy, Flying Dragon Cell phone cover. Perfect Gift for LOTR fan, gamers and dragon fans .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*)

Rainbow Valley Tumbler 20oz
$49.50
Rainbow and waterfall in Valley painting on a 20 ounce tumbler. Beautiful! This stainless travel-size tumbler is vacuum-insulated and built to last. .: Stainless steel .: 20oz (0.59 l) .: Rounded corners .: See-thru plastic lid .: Glossy finish **This is Original Artwork by David

Water Dragon in the Surf Metal Art Sign. Perfect gift for fantasy, gaming enthusiast
$35.85
Water Dragon in the Surf Metal Art Sign. Perfect gift for fantasy, gaming enthusiast Made with 3mm aluminum composite, these signs come with a beautiful matte finish. Each sign comes with one mounting block for effortless hanging and is available in 11 sizes. .: Material: White aluminum composite .: Matte finish .: Eleven sizes to choose from .: Horizontal, vertical and square options available .: Includes one mounting block, metal plate, and double-sided tape for hanging .: NB! Customer assembly is required. For indoor use only

Fiery Dragon Case for iPhone 11, Knightcore, medieval, Fantasy, Flying Dragon
$29.98
Fiery Dragon iPhone Case for iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 11 all models. Knightcore, medieval, Fantasy, Flying Dragon Cell phone cover. Perfect Gift for LOTR fan, gamers and dragon fans .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*)

Angry Dragon Case for iPhone 11, Knightcore, medieval, Fantasy, Flying Dragon, Fire Dragon
$29.98
Angry Dragon iPhone Case for iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 11 all models. Knightcore, medieval, Fantasy, Flying Dragon Cell phone cover. Perfect Gift for LOTR fan, gamers and dragon fans .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*)

Rainbow Valley iPhone 14 Phone Cases
$29.98
Rainbow Valley iPhone Case for iPhone for iPhone 14, iPhone 14 Pro, iPhone 14 Plus and iPhone 14 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 14 all models. Great for yourself or as a gift for Mom, Daughter, best friend. Fantasy Rainbow Valley .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*) **This is Original Artwork by David

Angry Dragon iPhone 13 Cases, Knightcore, medieval, Fantasy, Flying Dragon, Fiery Golden Dragon
$29.98
Angry Dragon iPhone Cases for iPhone 13, iPhone 13 Pro, iPhone 13 Mini and iPhone 13 Pro Max. Protect your phone in custom style with this tough phone case. This lightweight phone case is impact resistant. Compatible with iPhone 13, all models – check our available sizes. Knightcore, medieval, Fantasy, Flying Dragon Cell phone cover. Perfect Gift for LOTR fan, gamers and dragon fans .: Materials: polycarbonate (shell), rubber (lining) .: 2-piece design with impact resistance and shock dispersion .: Interior rubber liner for extra protection (appearance may vary across phone models) .: Glossy finish .: Supports wireless charging (*not including MagSafe*)

Fantasy Rainbow Valley on Canvas, Stretched
$85.98
Fantasy Rainbow Valley on Canvas. Each matte canvas comes with back hanging already included for convenient placement. The frame is made with profile radial pine that is ethically sourced from renewable forests. Give yourself a beautiful gift with this amazing original image by David. .: Materials: cotton and polyester composite (canvas), pine wood (frame) .: Soft rubber dots on bottom back corners for support .: Back hanging included .: Inner frame made with radial pine sourced from renewable forests .: Due to the production process of the canvases, please allow for slight size deviations with a tolerance +/- 1/8" (3.2mm)

Rainbow Valley Velveteen Plush Blanket
$65.98
Rainbow and waterfall in beautiful Valley cozy and warm plush velveteen blanket. It is soft to touch and perfect for any home. One-sided print. 50x60" NB! Due to variations in the production process, blankets may arrive up to 3" shorter than their listed size. .: 100% Polyester .: One sided print **This is Original Artwork by David

Angry Golden Dragon T-Shirt, Perfect for fantasy dragon lover, knightcore, medieval knight. Dragon shirt
$38.23
Angry Golden Dragon T-shirt . This comfortable Tshirt has no graphic on the front, and the large graphic on the back. Perfect for fantasy dragon lover, knightcore, medieval knight . Perfect gift for Gamers, Fantasy Lovers. Dragon Lore, Dragoncore, gift for Dad. No side seams mean there are no itchy interruptions under the arms. The shoulders have tape for improved durability. .: 100% cotton (fiber content may vary for different colors) .: Medium fabric (5.3 oz/yd² (180 g/m²)) .: Classic fit .: Tear-away label .: Runs true to size

Rainbow Valley iPhone 12 Phone Cases
$29.98
Rainbow Valley iPhone Case for iPhone 12, iPhone 12 Pro, iPhone 12 Mini and iPhone 12 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 12 all models. Great for yourself or as a gift for Mom, Daughter, best friend. Fantasy Rainbow Valley .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*) **This is Original Artwork by David

Fiery Gold Dragon Sticker with Transparent or White edges,  Knightcore, medieval, Fantasy, Flying Dragon
$4.86
Fiery Gold Dragon Sticker Sticker with transparent or white edges. Made 100% with durable vinyl that comes with strong 3M glue for decorations that last. Perfect for spicing up indoor decor (not waterproof). Knightcore, medieval, Fantasy, Flying Dragon Sticker .:Please note: this sticker is not intended to be removed. .: Choose between 4 sizes to match your needs. All stickers are 0.004" (1mm) thick and come with a stylish glossy finish.

Fiery Dragon iPhone 15 Phone Cases, Knightcore, medieval, Fantasy, Flying Dragon
$29.98
Fiery Dragon iPhone Case for iPhone for iPhone 15, iPhone 15 Pro, iPhone 15 Plus and iPhone 15 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 15 all models. Knightcore, medieval, Fantasy, Flying Dragon Cell phone cover. Perfect Gift for LOTR fan, gamers and dragon fans .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*)

Rainbow Valley Blank Journal
$38.50
Rainbow Valley Hardcover Journal with a wraparound high quality print to carry wherever you might go. Notebook, gift, gift for Mom, Daughter, girls, teens, teenager gifts, journaling, diary, coffee design. Fantasy Rainbow Valley .: 128 blank pages (64 sheets) .: Full wraparound print .: Casewrap binding **This is Original Artwork by David

Angry Dragon iPhone 14 Cases, Knightcore, medieval, Fantasy, Flying Dragon, Golden Fire Dragon
$29.98
Angry Dragon iPhone Cases for iPhone 14, iPhone 14 Pro, iPhone 14 Plus and iPhone 14 Pro Max. Protect your phone in custom style with this tough phone case. This lightweight phone case is impact resistant. Compatible with iPhone 14, all models – check our available sizes. Knightcore, medieval, Fantasy, Flying Dragon Cell phone cover. Perfect Gift for LOTR fan, gamers and dragon fans .: Materials: polycarbonate (shell), rubber (lining) .: 2-piece design with impact resistance and shock dispersion .: Interior rubber liner for extra protection (appearance may vary across phone models) .: Glossy finish .: Supports wireless charging (*not including MagSafe*)

Rainbow Valley iPhone 11 Phone Cases
$29.98
Rainbow Valley iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 11 all models. Great for yourself or as a gift for Mom, Daughter, best friend. Fantasy Rainbow Valley .: Material: Lexan polycarbonate plastic .: Super slim design and glossy premium finish .: Durable and impact resistant material .: Supports wireless charging (*Not MagSafe*) **This is Original Artwork by David

Anime-inspired Red Dawn Metal Art Sign. Perfect for the Fantasy, Gaming, Anime enthusiast on your gift list
$35.85
Awesome Anime-inspired Red Dawn Metal Art Sign. Perfect for the Fantasy, Gaming, Anime enthusiast on your gift list! Made with 3mm white aluminum composite, these signs come with a beautiful matte finish. Each sign comes with one mounting block for effortless hanging and is available in 11 sizes. .: Material: White aluminum composite .: Matte finish .: Eleven sizes to choose from .: Horizontal, vertical and square options available .: Includes one mounting block, metal plate, and double-sided tape for hanging .: NB! Customer assembly is required. For indoor use only

Dragon Sticker with Transparent or White edges,  Knightcore, medieval, Fantasy, Flying Dragon
$4.28
Dragon Sticker Sticker with transparent or white edges. Made 100% with durable vinyl that comes with strong 3M glue for decorations that last. Perfect for spicing up indoor decor (not waterproof). Knightcore, medieval, Fantasy, Flying Dragon Sticker .:Please note: this sticker is not intended to be removed. .: Choose between 4 sizes to match your needs. All stickers are 0.004" (1mm) thick and come with a stylish glossy finish.

Angry Dragon iPhone 12 Cases. Knightcore, medieval, Fantasy, Flying Dragon, Fiery Golden Dragon
$29.98
Fiery Dragon iPhone Case for iPhone 12, iPhone 12 Pro, iPhone 12 mini and iPhone 12 Pro Max. With their slim lines, glossy finish, and their lightweight construction, they’re the perfect accessory that complements your phone’s aesthetics. Compatible with iPhone 12 all models. Knightcore, medieval, Fantasy, Flying Dragon, Fiery Golden Dragon. Perfect gift for gamers and LOTR fans .: Materials: polycarbonate (shell), rubber (lining) .: 2-piece design with impact resistance and shock dispersion .: Interior rubber liner for extra protection (appearance may vary across phone models) .: Glossy finish .: Supports wireless charging (*not including MagSafe*)

Fiery Dragon iPhone 13 Cases, Knightcore, medieval, Fantasy, Flying Dragon
$29.98
Fiery Dragon iPhone Cases for iPhone 13, iPhone 13 Pro, iPhone 13 Mini and iPhone 13 Pro Max. Protect your phone in custom style with this tough phone case. This lightweight phone case is impact resistant. Compatible with iPhone 13, all models – check our available sizes. Knightcore, medieval, Fantasy, Flying Dragon Cell phone cover. Perfect Gift for LOTR fan, gamers and dragon fans .: Glossy finish .: Supports wireless charging (*not including MagSafe*)

† Statements on this website have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease, but rather are dietary supplements intended solely for nutritional use.