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Variations in the MTHFR gene can affect how the body metabolises B vitamins, including B12

This statistically significant relationship between serum Vitamin B12 and testosterone levels suggests that B12 could help reduce the odds of testosterone deficiency

However, before clicking checkout and starting to supplement your dog, we suggest talking to your trusted veterinarian

Whether you're new to vitamin injections or continuing an existing routine, our providers take a conservative, evidence-informed approach and explain every step no pressure, just honest guidance and provider-led care

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This is another reason adequate B12 support during treatment matters