Astaxanthin Supplement

2,933 Reviews Scanned

In order to provide you with accurate and valuable pieces of information and reviews, we have conducted in-depth research for the best astaxanthin supplement of 2024. In addition, you will find our top picks and highest-reviewed products in the section below.
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1 Sports Research Triple Strength Astaxanthin 12mg with Organic Coconut Oil - Antioxidant Supplement,... Sports Research Triple Strength Astaxanthin 12mg with Organic Coconut Oil - Antioxidant... No ratings yet
2 Astaxanthin 12mg Max Strength (AstaReal: Natural Patented Astaxanthin with 70+ Human Clinical Trials... Astaxanthin 12mg Max Strength (AstaReal: Natural Patented Astaxanthin with 70+ Human Clinical... No ratings yet
3 Astaxanthin 12mg, 120*Softgels, 4 Month Supply | Premium Astaxanthin Antioxidant Supplements | Fresh... Astaxanthin 12mg, 120*Softgels, 4 Month Supply | Premium Astaxanthin Antioxidant Supplements |...
4 Nutrex Hawaii BioAstin Hawaiian Astaxanthin - 12mg, 50 Softgels - Farm-Direct Premium Antioxidant... Nutrex Hawaii BioAstin Hawaiian Astaxanthin - 12mg, 50 Softgels - Farm-Direct Premium Antioxidant...
5 Sports Research Astaxanthin Supplement from Algae - Softgels for Antioxidant Activity, Skin & Eye... Sports Research Astaxanthin Supplement from Algae - Softgels for Antioxidant Activity, Skin & Eye... No ratings yet
6 NOW Supplements, Astaxanthin 10mg, Extra Strength,derived from Non-GMO Haematococcus Pluvialis... NOW Supplements, Astaxanthin 10mg, Extra Strength,derived from Non-GMO Haematococcus Pluvialis...
7 Astaxanthin 24mg + Lycopene 50mg - Clinical Strength Formula w. High Dose Lycopene 5% and 100%... Astaxanthin 24mg + Lycopene 50mg - Clinical Strength Formula w. High Dose Lycopene 5% and 100%... No ratings yet
8 NatureBell Astaxanthin 12mg, 240 Softgels, Made with Astax (Max Strength from MicroAlgae), Natural... NatureBell Astaxanthin 12mg, 240 Softgels, Made with Astax (Max Strength from MicroAlgae),... No ratings yet
9 BULKSUPPLEMENTS.COM Astaxanthin 12mg 180 Softgels - Astaxanthin Supplement - Astaxanthin Pills -... BULKSUPPLEMENTS.COM Astaxanthin 12mg 180 Softgels - Astaxanthin Supplement - Astaxanthin Pills -... No ratings yet
10 Liposomal Astaxanthin Supplement 24 MG, Maximum Absorption, Antioxidant Stronger Than VIT C, Non-GMO... Liposomal Astaxanthin Supplement 24 MG, Maximum Absorption, Antioxidant Stronger Than VIT C,... No ratings yet
11 Nutricost Astaxanthin 12mg, Non-GMO and Gluten Free, 120 Softgels (4 Month Supply) Nutricost Astaxanthin 12mg, Non-GMO and Gluten Free, 120 Softgels (4 Month Supply) No ratings yet
12 Research Labs Triple Strength Natural Astaxanthin 12mg Softgels + Extra Bottle Organic Coconut Oil... Research Labs Triple Strength Natural Astaxanthin 12mg Softgels + Extra Bottle Organic Coconut... No ratings yet
13 Life Extension Astaxanthin with Phospholipids 4 mg - For Eye & Heart Health + Metabolic &... Life Extension Astaxanthin with Phospholipids 4 mg - For Eye & Heart Health + Metabolic &...
14 NOW Supplements, Astaxanthin 4 mg, features Zanthin®, Supports Eye Health*, 60 Veg Softgels NOW Supplements, Astaxanthin 4 mg, features Zanthin®, Supports Eye Health*, 60 Veg Softgels
15 Nutricost Astaxanthin 6mg, Non-GMO and Gluten Free, 120 Softgels (4 Month Supply) Nutricost Astaxanthin 6mg, Non-GMO and Gluten Free, 120 Softgels (4 Month Supply)
16 PURE SYNERGY SuperPure Astaxanthin Extract | Organic Astaxanthin Supplement | Vegan Astaxanthin from... PURE SYNERGY SuperPure Astaxanthin Extract | Organic Astaxanthin Supplement | Vegan Astaxanthin... No ratings yet
17 Sports Research Triple Strength Vegan Astaxanthin Supplement from Algae - Plant Based Softgels for... Sports Research Triple Strength Vegan Astaxanthin Supplement from Algae - Plant Based Softgels... No ratings yet
18 We Like Vitamins Astaxanthin 10mg Softgel - Highly Potent Astaxanthin Supplements from Haematococcus... We Like Vitamins Astaxanthin 10mg Softgel - Highly Potent Astaxanthin Supplements from...
19 Carlyle Astaxanthin 12mg | 120 Softgels | Supplement from Microalgae | with Coconut Oil | Non-GMO &... Carlyle Astaxanthin 12mg | 120 Softgels | Supplement from Microalgae | with Coconut Oil | Non-GMO...
20 NOW Astaxanthin 12 mg, Triple Strength - 60 Veggie Softgels NOW Astaxanthin 12 mg, Triple Strength - 60 Veggie Softgels No ratings yet

SaleBestseller No. 1
Sports Research Triple Strength Astaxanthin 12mg with Organic Coconut Oil - Antioxidant Supplement,...
  • ANTIOXIDANT ACTIVITY: Gain quality wellness support with Astaxanthin—a natural carotenoid to support antioxidant activity* Made with Astalif, a...
  • SKIN AND EYE HEALTH SUPPORT: One daily 12 mg capsule—cold-pressed with organic coconut oil for a superior experience—supports your best cellular,...
  • SUSTAINABLY SOURCED: Manufactured in the USA with third-party tested ingredients you can trust, from our family to yours. Our astaxanthin is...
  • PREMIUM QUALITY: Sports Research is proud to offer products using only the best ingredients available so you can have total peace of mind in the...
  • THE SPORTS RESEARCH DIFFERENCE: Founded in Southern California in 1980, Sports Research is a family-owned business born from a passion for fitness and...
Bestseller No. 2
Astaxanthin 12mg Max Strength (AstaReal: Natural Patented Astaxanthin with 70+ Human Clinical Trials...
  • WORLD'S MOST STUDIED BRAND: AstaReal is the world's most studied brand of astaxanthin and is backed by over 70 clinical trials on humans. AstaReal may...
  • USA PROUD: AstaReal Astaxanthin is Grown, Harvested, and Made at a manufacturing facility in Moses Lake, Washington.
  • MULTIPLE HEALTH BENEFITS: AstaReal has been clinically studied for skin health, aging support, immune health, eye health, gut health, and sports...
  • POTENT ANTIOXIDANT: Astaxanthin is 1.6x more potent than Lycopene, 3000x more potent than resveratrol, and 6,000 times more potent than Vitamin C
  • MAX 12MG DOSE, 2 MONTH SUPPLY: Double Wood's Astaxanthin contains 60 softgels at a maximum 12mg dose, enough to last a full two months
SaleBestseller No. 3
Astaxanthin 12mg, 120*Softgels, 4 Month Supply | Premium Astaxanthin Antioxidant Supplements | Fresh...
  • Micro Ingredients offers max strength Astaxanthin softgels, offering a high potency of 12mg natural astaxanthin per serving. Each one-a-day softgel...
  • Astaxanthin, often hailed as the king of antioxidants, is 6,000 times stronger than vitamin C. These softgels are not only easy to swallow but are...
  • Taking Astaxanthin daily may support eye health, joint health, and internal circulation. It also aids physical activity performance, offering a...
  • Sourced from fresh microalgae, specifically Haematococcus Pulvialis, this green microalga retains a rich source of natural astaxanthin for maximized...
  • Premium non-GMO Astaxanthin supplement. Made without soy, dairy, gluten, preservatives, flavors, and tree nuts. Ingredients must pass our 3rd party...
SaleBestseller No. 4
Nutrex Hawaii BioAstin Hawaiian Astaxanthin - 12mg, 50 Softgels - Farm-Direct Premium Antioxidant...
  • Super Antioxidant Supplement: Hawaiian Astaxanthin, from Haematococcus pluvialis microalgae, is more powerful than vitamin E, vitamin C, and C0Q10;...
  • Science-Backed Exercise Recovery Supplement: Human clinical studies support heart, brain, joint, and eye care health; this immune support supplement...
  • Allergen Friendly & Premium Quality: This 3rd party tested supplement is grown and made in the USA with all the good stuff and none of the bad; it's...
  • From Our Hawaiian Ponds to You: Most astaxanthin is grown in laboratories, but Hawaiian Astaxanthin is cultivated naturally outdoors and is nourished...
  • Trustworthy Transparency: 'Made in the USA' doesn't mean 'Grown in the USA'; we have been responsibly and sustainably cultivating microalgae for...
SaleBestseller No. 5
Sports Research Astaxanthin Supplement from Algae - Softgels for Antioxidant Activity, Skin & Eye...
  • ANTIOXIDANT ACTIVITY: Gain quality wellness support with Astaxanthin—a natural & powerful carotenoid to support antioxidant activity* Made with...
  • SKIN AND EYE HEALTH SUPPORT: One daily 6 mg mini-softgel—cold pressed with organic coconut oil for a superior experience—supporting your best...
  • SUSTAINABLY SOURCED: Manufactured in the USA with third-party tested ingredients you can trust, from our family to yours. Our astaxanthin is...
  • PREMIUM QUALITY: Sports Research is proud to offer products using only the best ingredients available so you can have total peace of mind in the...
  • THE SPORTS RESEARCH DIFFERENCE: Founded in Southern California in 1980, Sports Research is a family-owned business born from a passion for fitness and...
SaleBestseller No. 6
NOW Supplements, Astaxanthin 10mg, Extra Strength,derived from Non-GMO Haematococcus Pluvialis...
  • Potent Free Radical Neutralizer*
  • Supports Balanced Immune System Responses*
  • Take 1 softgel daily with a fat-containing meal
  • GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our...
  • Packaged in the USA by a family owned and operated company since 1968
Bestseller No. 7
Astaxanthin 24mg + Lycopene 50mg - Clinical Strength Formula w. High Dose Lycopene 5% and 100%...
  • 𝗦𝗨𝗣𝗘𝗥 𝗔𝗡𝗧𝗜𝗢𝗫𝗜𝗗𝗔𝗡𝗧 & 𝗖𝗔𝗥𝗢𝗧𝗘𝗡𝗢𝗜𝗗𝗦...
  • 𝟰-𝟭𝟮𝗫 𝗠𝗢𝗥𝗘 𝗔𝗖𝗧𝗜𝗩𝗘 𝗜𝗡𝗚𝗥𝗘𝗗𝗜𝗘𝗡𝗧𝗦 𝗜𝗡 𝗢𝗡𝗘...
  • 𝗠𝗔X𝗜𝗠𝗨𝗠 𝗣𝗨𝗥𝗜𝗧𝗬. 𝗣𝗥𝗘𝗖𝗜𝗦𝗘 𝗣𝗢𝗧𝗘𝗡𝗖𝗬. 𝗭𝗘𝗥𝗢...
  • (𝘈𝘭𝘴𝘰 𝘴𝘦𝘢𝘳𝘤𝘩 𝘢𝘴: eye vitamins, lycopene 500mg, astaxantina, hawaiian astaxanthin 12 mg, axanthanin, lycopene...
Bestseller No. 8
NatureBell Astaxanthin 12mg, 240 Softgels, Made with Astax (Max Strength from MicroAlgae), Natural...
  • NatureBell astaxanthin liquid softgels, made with sunflower seed oil, trademarked astax defense formula, 12mg astaxanthin per serving, 240 counts.
  • Enjoy astaxanthin that is sourced from microalgae called haematococcus pluvialis and is contained in easy to swallow softgels for efficient...
  • Astaxanthin is one of the most powerful antioxidants in the world, also known as a carotenoid, it helps combat age-related decline in men and women.
  • Taking it every day may promote skin hydration & firmness, as well as heart, joint, and immune health support.
  • Authentic non-GMO astaxanthin supplements. Contains pure ingredients free of soy, dairy, gluten, preservatives, wheat, eggs, and tree nuts. All...
Bestseller No. 9
BULKSUPPLEMENTS.COM Astaxanthin 12mg 180 Softgels - Astaxanthin Supplement - Astaxanthin Pills -...
  • ➕ Great Source of Antioxidants - Our Astaxanthin Softgels, or Astaxanthin 12mg Softgels, are a great source of antioxidants that are essential to...
  • ✔️ For Healthy Joints! - Our Astaxanthin Softgels may help support the joints.* The most important thing you can do for your joints is to keep...
  • ✔️ Keeps the Skin Healthy - Antioxidants are essential for healthy skin, and astaxanthin is high source of them! Also, Astaxanthin, or astaxanthin...
  • ✔️ Easy to Use Softgels - Astaxanthin, or Astaxanthin 12mg pills, is a powerful antioxidant that helps fight free radicals and supports overall...
  • ⭐ High Quality - Astaxanthin 12mg 180 Softgels by BulkSupplements are manufactured according to cGMP Standards to ensure the highest quality for...
Bestseller No. 10
Liposomal Astaxanthin Supplement 24 MG, Maximum Absorption, Antioxidant Stronger Than VIT C, Non-GMO...
  • ✔️【Advanced Liposomal Technology for Maximum Absorption】Our liposomal astaxanthin nutritional supplements are 12 times more absorbable than...
  • ✔️【24MG Per Serving】Unlike regular astaxanthin 12mg, 10mg, 6mg, and 4mg, Osasuna astaxanthin supplements don't need to take multiple capsules...
  • ✔️【Antioxidant Supplement】Liposomal Astaxanthin capsules are Antioxidant that help defend your cells against free radicals damage we face...
  • ✔️【Superior Ingredients】Osasuna 24 mg Astaxanthin soft gels are a fat-soluble antioxidant carotenoid derived from Non-GMO microalgae...
  • ✔️【Easy to Swallow】Osasuna astaxanthin is the best choice for people who have trouble swallowing big capsules. Our 24 mg astaxanthin...
Bestseller No. 11
Nutricost Astaxanthin 12mg, Non-GMO and Gluten Free, 120 Softgels (4 Month Supply)
  • Nutricost 12mg Astaxanthin contains 120 softgels in each bottle for a total of 120 servings.
  • Natural Astaxanthin from Haematococcus Pluvialis Microalgae.
  • Each batch of every product is tested by independent, ISO-accredited laboratories to insure safety and quality.
  • Our Astaxanthin softgels are manufactured in a GMP Compliant and FDA Registered Facility.
  • This product is non-GMO and gluten free.
Bestseller No. 12
Research Labs Triple Strength Natural Astaxanthin 12mg Softgels + Extra Bottle Organic Coconut Oil...
  • I founded Research Labs to provide the highest quality ingredients at a price everyone can afford. I was sick my whole life because I couldn’t...
  • Research Labs Astaxanthin is 550 times more effective as an antioxidant than Vitamin E. 6,000 times stronger than Vitamin C in boosting your body’s...
  • 100% Icelandic Astaxanthin sourced from Haematococcus pluvialis micro-algae so you know it’s clean and pure. Manufactured in a GMP certified...
  • Nutrient rich powerful antioxidant often called “the king of carotenoids” helps reduce oxidation which is responsible for the majority of internal...
  • Research Labs Astaxanthin may help with eye, heart, joint, complex cognitive problems and "cells that quickly grow incorrectly."
Bestseller No. 13
Life Extension Astaxanthin with Phospholipids 4 mg - For Eye & Heart Health + Metabolic &...
  • VISION HEALTH – Astaxanthin is good for your eyes: astaxanthin has been shown to promote visual acuity; It also helps lubricate your eyes; And...
  • WHAT DOESN’T ASTAXANTHIN DO? – Astaxanthin supports cardiovascular health and helps maintain metabolic and cellular health and energy production;...
  • EASY-TO-ABSORB FORMULA – You’ll find many astaxanthin formulas, so why choose our astaxanthin? Because we’ve combined this wonderful nutrient...
  • INGREDIENTS MATTER - Sourced using only the finest raw ingredients with the purity and potency your body deserves; This product is certified non-GMO...
  • LIVE YOUR HEALTHIEST LIFE - We believe the answers to a healthier, richer life are within reach and that rigorous scientific research is the path to...
SaleBestseller No. 14
NOW Supplements, Astaxanthin 4 mg, features Zanthin®, Supports Eye Health*, 60 Veg Softgels
  • Potent Free Radical Scavenger*
  • Healthy Immune System Response*
  • Take 1 softgel 1 to 2 times daily with food
  • GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our...
  • Packaged in the USA by a family owned and operated company since 1968
SaleBestseller No. 15
Nutricost Astaxanthin 6mg, Non-GMO and Gluten Free, 120 Softgels (4 Month Supply)
  • Nutricost 6mg Astaxanthin contains 120 softgels in each bottle for a total of 120 servings.
  • Natural Astaxanthin from Haematococcus Pluvialis Microalgae.
  • Each batch of every product is tested by independent, ISO-accredited laboratories to insure safety and quality.
  • Our Astaxanthin softgels are manufactured in a GMP Compliant and FDA Registered Facility.
  • This product is non-GMO and gluten free.
Bestseller No. 16
PURE SYNERGY SuperPure Astaxanthin Extract | Organic Astaxanthin Supplement | Vegan Astaxanthin from...
  • PREMIUM ORGANIC ASTAXANTHIN: Each bottle (60 capsules) holds the world’s first certified organic astaxanthin from Haematococcus pluvialis algae,...
  • UNPRECEDENTED ANTIOXIDANT SUPPORT: Nature’s most potent antioxidant with advanced support for healthy cellular defense; promotes youthful aging by...
  • VERIFIED PURITY & POTENCY: Authenticity verified by the Natural Algae Astaxanthin Association; grown in sealed glass with filtered water for maximum...
  • THE SYNERGY DIFFERENCE: Based in Moab, UT, The Synergy Company is a Certified B Corp committed to pure, organic ingredients that help you achieve your...
  • REAL INGREDIENTS YOU CAN TRUST DAILY: Certified Organic, Non-GMO, Vegan, and Gluten-Free. Suggested use: Take 1 capsule once or twice daily, ideally...
SaleBestseller No. 17
Sports Research Triple Strength Vegan Astaxanthin Supplement from Algae - Plant Based Softgels for...
  • ANTIOXIDANT ACTIVITY: Gain quality wellness support with Astaxanthin—a natural & powerful carotenoid to support antioxidant activity* Made with...
  • SKIN AND EYE HEALTH SUPPORT: One daily 12 mg veggie capsule—cold pressed with organic coconut oil for a superior experience—supporting your best...
  • SUSTAINABLY SOURCED: Manufactured in the USA with third-party tested ingredients you can trust, from our family to yours. Our astaxanthin is...
  • PREMIUM QUALITY: Sports Research is proud to offer products using only the best ingredients available so you can have total peace of mind in the...
  • THE SPORTS RESEARCH DIFFERENCE: Founded in Southern California in 1980, Sports Research is a family-owned business born from a passion for fitness and...
Bestseller No. 18
We Like Vitamins Astaxanthin 10mg Softgel - Highly Potent Astaxanthin Supplements from Haematococcus...
  • Naturally Sourced: Our Astaxanthin is sourced from the highest-quality Haematococcus pluvialis microalgae, providing you with an organic and natural...
  • Potent Protection: 10mg of Astaxanthin per serving helps to protect your cells from damage caused by free radicals and other environmental factors.
  • Improved Health & Vitality: Our product helps to improve joint mobility, vision health, skin health, and energy levels.
  • Convenient Servings: Each bottle contains 60 softgels for convenient daily servings over 2 months.
  • Guaranteed Satisfaction: We offer a 100% satisfaction guarantee.
Bestseller No. 19
Carlyle Astaxanthin 12mg | 120 Softgels | Supplement from Microalgae | with Coconut Oil | Non-GMO &...
  • ABOUT ASTAXANTHIN: A type of carotenoid derived from Microalgae, known for its many benefits
  • COMPLETE FORMULA: Quick release softgels feature 12 mg Astaxanthin per serving, with Coconut Oil
  • ROOTED IN WELLNESS: Carlyle provides premium, honest supplements in your pursuit to healthy living
  • CARLYLE MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
  • NATURALLY FREE OF: Gluten, Wheat, Yeast, Lactose, Soy, Artificial Flavor, Preservatives and Non-GMO
SaleBestseller No. 20
NOW Astaxanthin 12 mg, Triple Strength - 60 Veggie Softgels
  • Supports brain health*
  • Promotes normal cognitive function*
  • Helps manage eyestrain*
  • Clinically relevant dose
  • May help to maintain a positive modd in adults*

What should you look for when purchasing the best astaxanthin supplement?

To purchase the right product, you need to research its qualities and flaws.

Diversity is highly important since it offers options for different budgets and lifestyles. Choosing the best astaxanthin supplement requires asking yourself the right questions to ensure the product is precisely what you need.

To make your money’s worth, you should thoroughly research the options you are presented with and ask the following questions:

  • How does buying astaxanthin supplement benefit me?
  • Is it worth the price?
  • Which astaxanthin supplement is the best option to go for in the nowadays market?
  • What features are essential when purchasing the astaxanthin supplement?
  • Which brand of the this is most trustworthy?
  • Which astaxanthin supplement has the best price/value ratio?

You are bound to have even more vitally important questions when purchasing the astaxanthin supplement. The best way to inform yourself about it is a meticulous exploration of internet resources and research for second opinions and customer reviews.

Various websites can hold pieces of information necessary for purchasing a top-notch product. Forums, reviews, and rating websites can all offer you the instrumental info needed to buy the best possible astaxanthin supplement. In order to get accurate information, you should explore trustworthy websites that have a history of providing customers with specific and genuine content.

Curee.org worked hard and conducted comprehensive research to get you the necessary information regarding the astaxanthin supplement.

It helps us to put together a high-quality buying guide that will provide you with pros and cons, features, and reasons the product is the right choice for you. To get the astaxanthin supplement that will suit your needs best, you should consider the following factors:

Advantages of the Brand

Every brand of astaxanthin supplement holds different values to it. Typically, each and every brand will have something unique that will attract your attention and make you consider their product as the leading option. The more unique the feature is, the more it will allure you to the product and its value.

Features

Each product has some value that separates it from the pack. Therefore, always ask yourself what features are relevant when purchasing the astaxanthin supplement? What is essential for this product to have?

Value of the product

This factor is crucial since it can tell you how much value you will get for your money’s worth when purchasing this.

Customer reviews

The second opinion always matters when you cannot decide on which product you should opt for. These reviews will paint you the picture of the astaxanthin supplement by real-world customers that had experience with the product and inform you on how well it served them.

Customer ratings


Customer ratings are similar to reviews but offer you a number or star rating of the astaxanthin supplement, which can tip the scales when you are unsure which product to choose.

Reliability

To get the astaxanthin supplement that will serve your purposes and pay off, you need to choose a reliable and durable one. High-quality product equals wise investment and peace of mind.

Beware off-brands

Purchasing the off-brand astaxanthin supplement is unwise. Always look for reliable brands that offer you the highest possible quality and are trusted and recognized as a legitimate option.

Curee.org always tends to bring its visitors accurate and valuable information that is relevant to the astaxanthin supplement. We always refresh and update our content since our priority is and has always been top-notch user experience.

If you have any questions or suggestions about our presentation of the this product, please let us know. You can contact us here, and if our article has made you interested in our work, you can find more about us and better realize our vision and what it represents.

FAQ:

Q: Does astaxanthin really work?

A: Not only does astaxanthin help your mitochondria work better, it also protects them. Astaxanthin strengthens cell membranes, locking out harmful free radicals. If reactive oxygen species do cross the membrane, astaxanthin continues to protect mitochondria by reducing oxidative stress.

Q: What makes astaxanthin such a potent antioxidant?

A: Its unique molecular structure makes it a powerful antioxidant . Astaxanthin is 550-times more effective than Vitamin E against lipid peroxidation in the mitochondria. [i] Astaxanthin provides a potent nootropic because its unique chemical structure allows it to easily cross the blood-brain barrier.

Q: Why to take astaxanthin?

A: Most powerful antioxidant known Highly effective anti-inflammatory Protects the eyes and brain Improves skin appearance Increases energy and endurance

Q: When to take astaxanthin?

A: You can take astaxanthin any time of the day, as long as you take it together with a meal to improve absorption. Astaxanthin is absorbed in the intestine and reaches maximum levels in the blood stream within 7-10 hours after ingestion.