Nutritionist wants me to take Seeking Health B Complex MF

Is this safe to try with my double MTHFR gene mutation? I don’t want to have any adverse reactions or over methylation. Maybe TMG to bring Homocysteine down?

(B12: 459 pg/ml // 6.07)

(MMA: 0.25 nmoL/mL)

(Folate: 15.8 ng/ml // 221.7 ng/ml)

(Homocysteine: 12)

(Choline: 10.3 nmoL/mL // 0.3 ng/MM WBC))

677C>T C/T HETERO 1298A>C A/C HETERO