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Animal studies show low acute toxicity, but human safety data remain limited,,
For laboratories that need pharmaceutical-grade material at scale and can meet those requirements, Bachem sets a high manufacturing benchmark, which is why it appears near the top of this list despite limited accessibility
& Waldeck, B
Long-Term Risks of Vitamin B12 Overdose Persistent skin issues Nervous system irritation Blood pressure changes Increased cardiovascular stress excessive supplementation without medical oversight
One of the reasons that vitamin B12 deficiencies are so common is that the symptoms are so broad and varied that it can be easily overlooked or mistaken for something else
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