Glaucoma & Vitamins: Slowing Progression
- A new study indicates that vitamin supplements could help slow optic nerve damage associated with glaucoma by improving metabolism in the eye.
- Glaucoma, a condition characterized by progressive optic nerve damage, can lead to vision loss and blindness.
- Researchers have long suspected a link between homocysteine and glaucoma.
Cutting-edge research reveals vitamin supplements may substantially slow optic nerve damage related to glaucoma. early studies indicate improved eye metabolism is the key, sparking clinical trials at S:t Eriks Eye Hospital in Stockholm. This compelling news focuses on how specific B vitamins and choline could offer a new approach to managing this sight-threatening condition. Unlike traditional treatments that focus on eye pressure, this research explores the potential of supplements to directly impact the underlying mechanisms of glaucoma. This could lead to a paradigm shift in how we approach glaucoma treatment. News Directory 3 is following the progress of this study. Discover what’s next in the treatment of glaucoma and the role of vitamin supplements.
Vitamin Supplements Show promise for Glaucoma Optic Nerve Health
updated June 07, 2025
A new study indicates that vitamin supplements could help slow optic nerve damage associated with glaucoma by improving metabolism in the eye. The findings, published in Cell Reports Medicine, have led to clinical trials at S:t Eriks Eye Hospital in Stockholm, according to Karolinska Institutet researchers.
Glaucoma, a condition characterized by progressive optic nerve damage, can lead to vision loss and blindness. While treatments like eye drops, laser procedures, and surgery aim to lower eye pressure and slow the disease’s progression, their effectiveness varies.
Researchers have long suspected a link between homocysteine and glaucoma. The recent study explored homocysteine’s role, finding that elevated levels in rats with glaucoma did not worsen their condition. Moreover, high homocysteine levels in human glaucoma patients’ blood did not correlate with disease progression, nor was glaucoma more prevalent in individuals genetically predisposed to high homocysteine levels.
These findings suggest that homocysteine is not a direct cause of glaucoma but rather a outcome. The researchers then investigated metabolic pathways involving homocysteine, identifying abnormalities in the retina’s ability to utilize certain vitamins, slowing down local metabolism and contributing to disease development.
“Our conclusion is that homocysteine is a bystander in the disease process, not a player,” said James Tribble, researcher and assistant professor at the Department of clinical Neuroscience at Karolinska Institutet. “Altered homocysteine levels may reveal that the retina has lost its ability to use certain vitamins that are necessary to maintain healthy metabolism. That’s why we wanted to investigate whether supplements of these vitamins could protect the retina.”
Experiments on mice and rats with glaucoma showed that supplements of B vitamins B6, B9, and B12, along with choline, had a positive impact.In mice with slower-developing glaucoma, optic nerve damage was completely halted.Rats with a more aggressive form of the disease experienced a slowdown in its progression. Notably, eye pressure was left untreated in these experiments, suggesting the vitamin mix affects the disease through a different mechanism than pressure reduction.
The ongoing clinical trial includes patients with both primary open-angle glaucoma (slower progression) and pseudoexfoliation glaucoma (faster progression).
What’s next
Researchers will continue to analyze data from the clinical trial to determine the long-term effectiveness of vitamin supplements as a potential glaucoma treatment and to further understand the role of eye metabolism in glaucoma progression.