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. 2021 May 10;10(5):1033. doi: 10.3390/foods10051033

Table 2.

MIR data of protein powders in the amide I/II, lipid, and carbohydrate spectral regions.

Protein Powder Amide I (cm−1) Amide II (cm−1) Lipid (cm−1) Carbohydrate (cm−1)
ISO100 1646 ± 0 1539 ± 0 N/A 1079 ± 0
JYM 1652 ± 0 1539 ± 0 1745 ± 1 (m) * 1080 ± 0
NitroTech 1652 ± 0 1540 ± 0 1743 ± 0 (w) * 1079 ± 0
Signature 1645 ± 0 1539 ± 0 1742 ± 0 (w) * 1078 ± 0
Vega 1652 ± 0 1539 ± 0 1741 ± 0 (w) * 1079 ± 1

* Lipid peak abbreviations: N/A = Not Applicable, m = medium and w = weak absorbance.