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High-Dose IGF-1 Supplements

5 products above 27.5 ng

5 supplements contain high-dose IGF-1 (above 27.5 ng). The highest dosage product is Colostrum ImmuFend at 200 ng.

Low Dose (4)High Dose (5)

High-Dose Products (sorted by dosage)

ProductBrandDosage% DV
Colostrum ImmuFendDC200 ng
Extra Strength IGF-1 ExtremeNOW Sports55 ng
IGF-1 Lemon FlavorNOW Sports27.5 ng
IGF-1+ D Liposomal SpraydiscontinuedNOW Sports27.5 ng
IGF-1+discontinuedNOW Sports27.5 ng

Frequently Asked Questions

What is considered high-dose IGF-1?

Based on 18 products in the NIH DSLD database, high-dose IGF-1 supplements contain 27.5+ ng.

Is high-dose IGF-1 safe?

This site presents supplement label data only. Consult a healthcare professional before taking high doses of any supplement, including IGF-1.