Is (+)-Vitamin D2 Safe in Breastfeeding

Question

I am a breastfeeding mother and i want to know if it is safe to use (+)-Vitamin D2? Is (+)-Vitamin D2 safe for nursing mother and child? Does (+)-Vitamin D2 extracts into breast milk? Does (+)-Vitamin D2 has any long term or short term side effects on infants? Can (+)-Vitamin D2 influence milk supply or can (+)-Vitamin D2 decrease milk supply in lactating mothers?

(+)-Vitamin D2 lactation summary

DrLact safety Score for (+)-Vitamin D2 is 1 out of 8 which is considered Safe as per our analyses.
A safety Score of 1 indicates that usage of (+)-Vitamin D2 is mostly safe during lactation for breastfed baby.
Our study of different scientific research also indicates that (+)-Vitamin D2 does not cause any serious side effects in breastfeeding mothers.
Most of scientific studies and research papers declaring usage of (+)-Vitamin D2 safe in breastfeeding are based on normal dosage and may not hold true for higher dosage.
Score calculated using the DrLact safety Version 1.2 model, this score ranges from 0 to 8 and measures overall safety of drug in lactation. Scores are primarily calculated using publicly available case studies, research papers, other scientific journals and publically available data.

Answer by Dr. Ru: About (+)-Vitamin D2 usage in lactation

There has not been problems when a nutritional dosage has been used. Pharmacological use requires serum calcium monitoring on the infant. A balanced and comprehensive diet make it vitamin supplementation useless.