Leukemia has been reported in a few patients after treatment with growth hormone. Its most effective dosage is 4 mg. Side Effects of Astaxanthin The only noted side effect of astaxanthin is converting feces into a reddish color. The best solution to this problem is avoiding Astaxanthin-fed foods and Astaxanthin altogether. How you prepare. Toxicities. There are however precautions that you should take. If these occur, the results can be very dangerous. With this information about Astaxanthin side effects, one can use the product comfortably without worrying too much about its effects. Astaxanthin … Though mild, side effects can include drops in blood pressure, decreased calcium levels in the blood, and hormonal changes. One thing you should note is that apart from medication, one can also experience problems with Astaxanthin if he or she is using other supplements. It has been used safely in combination with other carotenoids, vitamins, and minerals at 4 mg daily for up to 12 months. Astaxanthin has been used safely by itself in doses of 4 to 40 mg daily for up to 12 weeks. With extreme doses (48mg daily) feces may turn a reddish hue due to the red pigmentation of astaxanthin. Side effects, if they occur, vary among individuals and are generally mild. No well-documented interactions have been identified apart from a potential to interact with hormone altering drugs such as a 5-alpha-reductase inhibitor. Side effects of astaxanthin may include increased bowel movements and red stool color. Side effects of astaxanthin may include increased bowel movements and red stool color. There are no side effects reported up to its 40 mg dose. Side Effects of Astaxanthin. A group of 42 healthy men took one of two doses of a combination of astaxanthin and the herb saw palmetto daily for two weeks. Other side effects of estrogen use in trans women include reduced libido, erectile function and ejaculation. Human growth hormone (hGH) is a prescribed treatment for certain conditions, but are there hGH side effects? According to numerous human studies utilizing natural astaxanthin from a variety of sources and in a wide range of dosages, there are no side effect concerns. Astaxanthin Side Effects There have been no significant side effects of astaxanthin reported in human clinical studies to date. Astaxanthin Side Effects: Allergies & Natural Functions Studies impart that antioxidants (specified as alpha lipoic dot) can be a almighty way for healthier eudaimonia. Astaxanthin and Dihydrotestosterone Astaxanthin has also been reported to decrease levels of dihydrotestosterone (DHT). The health benefits of Astaxanthin include its effects to protect heart and brain and enhance skin health. In fact, astaxanthin works well with Celebrex -- it would be wise to take both together if you want to and if your doctor approves of astaxanthin. Side Effects of Lutein There are no documented side effects of Lutein but it is recommended that you do not take too much of the nutrient as it can possibly accumulate in the body. I am a current medical student with TONS of eye floaters. A 2006 study examined astaxanthin’s effects on rats with hypertension (high blood pressure), and results indicated that it may help to improve elastin levels and arterial wall thickness. Bilberry is also used for treating eye conditions Astaxanthin Effects Hormones Black Blood Pooling Eye such as cataracts and disorders.A high-quality supplement may contain a standardized formula of up to 25%. The main way to reduce astaxanthin side effects is to limit consumption of astaxanthin. Astaxanthin is a carotenoid of predominantly marine origin that exerts potent antioxidant and anti-inflammatory effects. In fact, among all the carotenoids, astaxanthin happens to have the highest antioxidant properties. 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