Supplements vergleichen

300mg

Between meals

Bovine Lactoferrin-Kapsel oder -Pulver (≥95 % Reinheit)

Indication-specific and clinician-directed. Ovulation induction: 2.5-7.5 mg once daily for 5 days early in the cycle (typically days 3-7). Breast cancer: 2.5 mg once daily continuously. Off-label male use mirrors 2.5 mg once to a few times weekly (NOT daily) titrated to testosterone/estradiol — a prescription drug, not an approved supplement regimen.

Any time

Orale Letrozole-2,5-mg-Tablette (Femara / Generikum)

• Known allergy to bovine milk proteins (risk of cross-reactivity)
• Hemochromatosis or iron overload conditions (holo-lactoferrin form could worsen iron loading)
• Active malignancy — theoretical concern due to growth-promoting activity on epithelial cells (consult oncologist)

• Oral iron supplements (ferrous sulfate, ferrous gluconate)
• Antibiotics (fluoroquinolones, tetracyclines)
• Immunosuppressants (cyclosporine, tacrolimus)

• Pregnancy (teratogenic risk) — used to induce ovulation, but stopped once pregnancy occurs
• Premenopausal women for breast-cancer indication without ovarian suppression
• Hypersensitivity to letrozole

• Tamoxifen / other estrogen-modulating agents
• Exogenous estrogen / hormone therapy
• Exogenous testosterone / anabolic steroids