Cardiovascular System

 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7696511/
Astaxanthin and its Effects in Inflammatory Responses and Inflammation-Associated Diseases: Recent Advances and Future Directions - PMC (nih.gov)

 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7723678/
Antioxidant and anti-inflammatory mechanisms of action of astaxanthin in cardiovascular diseases (Review) - PMC (nih.gov)

 https://www.healthline.com/health/is-the-heart-a-muscle
Is the Heart a Muscle? Anatomy, Heart Conditions, and More (healthline.com)

 https://www.healthline.com/health/arteries-of-the-body
Arteries of the Body: Picture, Anatomy, Definition & More (healthline.com)

 https://www.healthline.com/health/venous-system
Venous System: Vein Anatomy and Function, Vein Types, Conditions (healthline.com)

 https://www.mdpi.com/2076-3921/9/9/864
Antioxidants | Free Full-Text | Oxidative Stress in Cardiovascular Diseases (mdpi.com)

 https://pubmed.ncbi.nlm.nih.gov/21964877/
Positive effects of astaxanthin on lipid profiles and oxidative stress in overweight subjects - PubMed (nih.gov)

 https://pubmed.ncbi.nlm.nih.gov/26861359/
Potential Anti-Atherosclerotic Properties of Astaxanthin - PubMed (nih.gov) 

 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3148495/
Marine Carotenoids and Cardiovascular Risk Markers - PMC (nih.gov)

 https://www.sciencedirect.com/science/article/pii/S1756464621005090
Impact of astaxanthin supplementation on blood pressure: A systematic review and meta-analysis of randomized controlled trials - ScienceDirect

 https://www.ajconline.org/article/S0002-9149(08)00219-1/fulltext
Astaxanthin: A Novel Potential Treatment for Oxidative Stress and Inflammation in Cardiovascular Disease - American Journal of Cardiology (ajconline.org)

 https://blog.designsforhealth.com/node/1262
New Study Investigates the Effects of Astaxanthin on Cardiac Function in Patients with Heart Failure (designsforhealth.com)

 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7353230/
Effects of 3-Month Astaxanthin Supplementation on Cardiac Function in Heart Failure Patients with Left Ventricular Systolic Dysfunction-A Pilot Study - PMC (nih.gov)

 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3614697/
Free Radicals, Antioxidants in Disease and Health - PMC (nih.gov)

 https://pubmed.ncbi.nlm.nih.gov/20182627/
Role of reactive oxygen species in the progression of type 2 diabetes and atherosclerosis - PubMed (nih.gov)

 https://www.naturalproductsinsider.com/healthy-aging/astaxanthin-healthy-aging
Healthy aging and astaxantin (naturalproductsinsider.com)

 https://pubmed.ncbi.nlm.nih.gov/15540798/
Alcohol, oxidative stress, and free radical damage - PubMed (nih.gov)

 https://pubmed.ncbi.nlm.nih.gov/21949609/
Antihypertensive effects of astaxanthin - PubMed (nih.gov)

 https://www.healthline.com/health/type-2-diabetes/peripheral-arterial-disease
What to Know About Peripheral Arterial Disease (PAD) (healthline.com)

 https://pubmed.ncbi.nlm.nih.gov/28161193/
Preventive treatment of astaxanthin provides neuroprotection through suppression of reactive oxygen species and activation of antioxidant defense pathway after stroke in rats - PubMed (nih.gov)

 https://www.hindawi.com/journals/omcl/2020/4629189/
Astaxanthin Attenuates Hypertensive Vascular Remodeling by Protecting Vascular Smooth Muscle Cells from Oxidative Stress-Induced Mitochondrial Dysfunction (hindawi.com)

 https://www.cdc.gov/chronicdisease/pdf/infographics/chronic-disease-in-america-H.pdf
Chronic Diseases in America (cdc.gov)

 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3876084/
Thyroid Hormones and Antioxidant Systems: Focus on Oxidative Stress in Cardiovascular and Pulmonary Diseases - PMC (nih.gov)