What is the recommended dosage for Astaxanthin?

General: 4-12 mg/day; Cardiovascular Support: 8-12 mg/day

What are the side effects of Astaxanthin?

Potential side effects include: Generally well-tolerated, Orange skin discoloration at very high doses (harmless), Mild gastrointestinal discomfort.

What is astaxanthin and how may it support cardiovascular health?

Astaxanthin is a carotenoid pigment found in salmon, shrimp, and microalgae with potent antioxidant properties. Clinical studies suggest it may improve lipid profiles, reduce oxidative stress markers, and improve blood flow. Its antioxidant capacity is reported to be significantly greater than vitamin E.

What dosage of astaxanthin has been studied for cardiovascular outcomes?

Clinical trials have used 4–12 mg of astaxanthin per day. Lipid profile improvements have been observed at 6–12 mg daily for 8–12 weeks. The most studied form is derived from Haematococcus pluvialis microalgae. Astaxanthin is fat-soluble and should be taken with meals for optimal absorption.

What are the potential side effects of astaxanthin?

Astaxanthin is generally well tolerated at studied doses. Mild side effects include changes in skin pigmentation (slight reddish hue at high doses), digestive discomfort, and altered bowel habits. It may lower blood pressure and blood sugar, so caution is advised when combined with related medications. Long-term safety data is limited.

Astaxanthin
Astaxanthin

antioxidant

Còn được gọi là: Haematococcus pluvialis Extract, Natural Astaxanthin, AstaReal

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About

Astaxanthin is a xanthophyll carotenoid with antioxidant potency 6,000x greater than vitamin C, uniquely spanning the entire cell membrane bilayer. A 2020 meta-analysis of 14 RCTs found it significantly reduced plasma MDA (lipid peroxidation marker) and increased total antioxidant capacity. Studies in overweight subjects showed significant LDL and oxidative stress marker reductions.

How It Works

A xanthophyll carotenoid with antioxidant potency 6,000x greater than vitamin C; spans the entire cell membrane bilayer providing protection against lipid peroxidation; reduces ox-LDL formation; improves blood rheology by increasing membrane fluidity of erythrocytes; modulates inflammatory pathways via NF-kB and JAK/STAT inhibition.

Evidence For Conditions

Tình trạng	Xếp hạng	Nghiên cứu	Người tham gia
High Cholesterol (Hyperlipidemia)	C	5	300	Xem →
Endothelial Dysfunction	D	2	100	Xem →

Side Effects

Generally well-tolerated
Orange skin discoloration at very high doses (harmless)
Mild gastrointestinal discomfort

Drug & Supplement Interactions

Blood pressure medications (may have mild additive hypotensive effect)
Hormone-sensitive conditions (theoretical, as carotenoid)

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Related Ingredients

Resveratrol Grape Seed Extract Quercetin Lycopene

Thông tin nhanh

Liều lượng: General: 4-12 mg/day; Cardiovascular_Support: 8-12 mg/day
Dạng bào chế: softgel capsule
Nguồn tự nhiên: Microalgae (Haematococcus pluvialis), Wild salmon, Shrimp, Krill, Lobster, Trout
Giới hạn trên: Not formally established; up to 40 mg/day used in short-term studies
Thời điểm tốt nhất: With meals containing fat (carotenoid — fat-soluble)

Tóm tắt bằng chứng

High Cholesterol (Hyperlipidemia) C

Endothelial Dysfunction D

Tuyên bố miễn trừ FDA: Các tuyên bố này chưa được Cục Quản lý Thực phẩm và Dược phẩm (FDA) đánh giá. Các sản phẩm và thông tin trên trang web này không nhằm mục đích chẩn đoán, điều trị, chữa bệnh hoặc phòng ngừa bất kỳ bệnh nào. Xếp hạng bằng chứng được trình bày dựa trên phân tích của chúng tôi về nghiên cứu đã bình duyệt được công bố và không cấu thành tư vấn y khoa. Luôn tham khảo ý kiến chuyên gia y tế trước khi bắt đầu bất kỳ chế độ thực phẩm chức năng nào.