Investigation of the content of anabolic steroids in food supplements used in sports practice

Figures & data

Table 1. Results from the chromatographic analysis of the samples.

Sample $\mathcal{N}$o	Peak with retention time in minutes	Identified undeclared ingredient
1	20.08	Methandienone
2	20.01	Methandienone
3	24.50	Methyltestosterone
4	20.05	Oxandrolone
5	21.1	Methandienone
6	25.1	Methyltestosterone
7	20.7	Methandienone
8	43.4	Oxandrolone
9	20.05	Methandienone
12	32.8	Stanozolol
14	34.7	Metenolone
16	9 peaks with substances with steroid structure	Boldenone, androsterone, and 7 more unidentified substances with steroid structure

Figure 1. Percentage presence of undeclared anabolic steroids.

Figure 2. Percentage presence of anabolic steroids in samples of food supplements.

Table 2. Compiled results for presence or absence of anabolic steroids in samples of food supplements intended for intake as testosterone stimulants.

Sample $\mathcal{N}$o	Detected/undeclared ingredient	Amount
1	Methandienone	9.75 mg/pill
2	Methandienone	10.03 mg/pill
3	Methyltestosterone	2.25 mg/pill
4	Oxandrolone	4.93 mg/caps.
5	Methandienone	1.67 mg/pill
6	Methyltestosterone	1.12 mg/pill
7	Methandienone	9.67 mg/pill
8	Oxandrolone	1.79 mg/pill
9	Methandienone	9.80 mg/pill
12	Stanozolol	4.56 mg/caps.
14	Metenolone	2.80 mg/pill
16	Boldenone, androsterone, and 7 more unidentified substances with steroid structure

Data availability statement

The data that support the findings of this study are openly available in Mendeley Data at https://doi.org/10.17632/kts9ydvc62.3.