It's not considered highly toxic but it's still a heavy metal and probably best to avoid intentional ingestion.
"Synergistic for Gallium Uptake/Retention:
* Intestinal absorption increased by carboxlc acids (e.g., citric acid), iron deficiency.
Antagonistic for Gallium Uptake/Retention:
* Absorption from intestines in inhibited by phosphate
* Citric acid may help detoxify
Gallium Physiological Interactions in the Body:
* May deposit in liver, spleen, brain, renal cortex, and bone.
* Urine is major route of excretion.
* May irritate mucosal membranes, decrease gastric function, and trigger kidney tubular damage.
* Can bind to hydroxyapatite in bone.
Symptoms of Excessive Gallium Exposure:
* Hyperexcitability
* Photophobia
* Rapid weight loss
* Mucosal irritation
* Gastrointestinal distress
http://www.toxicwatersolution.com/H...city-Symptoms-&-Testing/Gallium-Toxicity.html
http://www.lef.org/protocols/prtcl-156.shtml
~Raithere